<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9
        http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd">

  <!-- ============================================= -->
  <!-- ОСНОВНЫЕ СТРАНИЦЫ -->
  <!-- ============================================= -->

  <url>
    <loc>https://vaco-eng.ru/</loc>
    <lastmod>2026-04-03</lastmod>
    <changefreq>weekly</changefreq>
    <priority>1.0</priority>
  </url>

  <url>
    <loc>https://vaco-eng.ru/about</loc>
    <lastmod>2026-04-03</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>

  <url>
    <loc>https://vaco-eng.ru/news</loc>
    <lastmod>2026-04-03</lastmod>
    <changefreq>weekly</changefreq>
    <priority>0.8</priority>
  </url>

  <url>
    <loc>https://vaco-eng.ru/products</loc>
    <lastmod>2026-04-03</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.9</priority>
  </url>

  <url>
    <loc>https://vaco-eng.ru/services-catalog</loc>
    <lastmod>2026-04-03</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.9</priority>
  </url>

  <url>
    <loc>https://vaco-eng.ru/contacts</loc>
    <lastmod>2026-04-03</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.7</priority>
  </url>

  <url>
    <loc>https://vaco-eng.ru/requisites</loc>
    <lastmod>2026-04-03</lastmod>
    <changefreq>yearly</changefreq>
    <priority>0.5</priority>
  </url>

  <url>
    <loc>https://vaco-eng.ru/privacy-policy</loc>
    <lastmod>2026-04-03</lastmod>
    <changefreq>yearly</changefreq>
    <priority>0.3</priority>
  </url>

  <!-- ============================================= -->
  <!-- КАЛЬКУЛЯТОР ВОДОПОДГОТОВКИ -->
  <!-- ============================================= -->

  <url>
    <loc>https://vaco-eng.ru/calculator/</loc>
    <lastmod>2026-04-03</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.85</priority>
  </url>

  <!-- ============================================= -->
  <!-- БАЗА ЗНАНИЙ - ХАБ -->
  <!-- ============================================= -->

  <url>
    <loc>https://vaco-eng.ru/knowledge</loc>
    <lastmod>2026-04-03</lastmod>
    <changefreq>weekly</changefreq>
    <priority>0.95</priority>
  </url>

  <!-- ============================================= -->
  <!-- ЛЕНТА / FEED -->
  <!-- ============================================= -->

  <url>
    <loc>https://vaco-eng.ru/feed</loc>
    <lastmod>2026-04-03</lastmod>
    <changefreq>weekly</changefreq>
    <priority>0.8</priority>
  </url>

  <!-- ============================================= -->
  <!-- СОВЕТЫ / ADVICE -->
  <!-- ============================================= -->

  <url>
    <loc>https://vaco-eng.ru/advice</loc>
    <lastmod>2026-04-03</lastmod>
    <changefreq>weekly</changefreq>
    <priority>0.8</priority>
  </url>

  <!-- ============================================= -->
  <!-- БИБЛИОТЕКА -->
  <!-- ============================================= -->

  <url>
    <loc>https://vaco-eng.ru/library</loc>
    <lastmod>2026-04-03</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.7</priority>
  </url>

  <!-- ============================================= -->
  <!-- УСЛУГИ - ДЕТАЛЬНЫЕ СТРАНИЦЫ (64 страницы) -->
  <!-- ============================================= -->

  <!-- Аудит водного хозяйства (3) -->
  <url><loc>https://vaco-eng.ru/services/audit/balans-vodopotrebleniya</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/audit/gidravlicheskiy-raschet</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/audit/poisk-utechek</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- Лабораторные исследования (4) -->
  <url><loc>https://vaco-eng.ru/services/lab/fiziko-khimicheskiy-analiz</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/lab/sdi-testy</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/lab/membrannaya-autopsiya</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/lab/biologicheskaya-razlagaemost</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- ТЭО (5) -->
  <url><loc>https://vaco-eng.ru/services/teo/sravnitelnyy-analiz</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/teo/raschet-capex</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/teo/raschet-opex</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/teo/srok-okupaemosti</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/teo/stoimost-kuba-vody</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- Базовый инжиниринг FEED (5) -->
  <url><loc>https://vaco-eng.ru/services/feed/tekhnologicheskie-skhemy-pfd</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/feed/skhemy-avtomatizatsii-pid</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/feed/materialnye-balansy</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/feed/gabaritnye-chertezhi</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/feed/trebovaniya-k-ploshchadke</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- Рабочее проектирование и BIM (5) -->
  <url><loc>https://vaco-eng.ru/services/bim/razdely-dokumentatsii</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/bim/trassirovka-truboprovodov</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/bim/spetsifikatsii</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/bim/montazhnye-chertezhi</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/bim/smetnaya-dokumentatsiya</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- Модернизация и ретрофит (6) -->
  <url><loc>https://vaco-eng.ru/services/retrofit/obsledovanie-oborudovaniya</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/retrofit/raschet-modernizatsii</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/retrofit/zamena-zagruzok</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/retrofit/zamena-membran</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/retrofit/modernizatsiya-nasosov</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/retrofit/apgreyd-avtomatiki</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- Пилотные испытания (6) -->
  <url><loc>https://vaco-eng.ru/services/pilot/arenda-pilotnykh-ustanovok</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/pilot/ispytaniya-na-objekte</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/pilot/otrabotka-rezhimov</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/pilot/dozirovki-reagentov</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/pilot/otchet-scale-up</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/pilot/garantii-rabotosposobnosti</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- Комплектация и поставка (6) -->
  <url><loc>https://vaco-eng.ru/services/procurement/podbor-oborudovaniya</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/procurement/postavka-nasosov</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/procurement/membrannye-elementy</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/procurement/blochno-modulnye-stantsii</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/procurement/kipia-avtomatizatsiya</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/procurement/garantiynye-obyazatelstva</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- Шеф-монтаж и ПНР (6) -->
  <url><loc>https://vaco-eng.ru/services/commissioning/shef-montazh</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/commissioning/nastroyka-rezhimov</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/commissioning/kalibrovka-dozirovaniya</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/commissioning/programmirovanie-asu</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/commissioning/vyvod-na-moshchnost</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/commissioning/obuchenie-zakazchika</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- Удаленный мониторинг (6) -->
  <url><loc>https://vaco-eng.ru/services/monitoring/podklyuchenie-k-oblaku</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/monitoring/monitoring-parametrov</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/monitoring/kontrol-davleniya</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/monitoring/monitoring-kachestva</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/monitoring/prediktivnye-uvedomleniya</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/monitoring/udalennaya-diagnostika</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- Сервисное обслуживание (6) -->
  <url><loc>https://vaco-eng.ru/services/maintenance/planovoe-to</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/maintenance/ekstrennaya-diagnostika</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/maintenance/cip-promyvka</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/maintenance/zamena-raskhodnykh</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/maintenance/postavka-zapchastey</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/maintenance/tekhpodderzhka-24-7</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- Обучение персонала (6) -->
  <url><loc>https://vaco-eng.ru/services/training/bazovoe-obuchenie</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/training/instruktsii-ekspluatatsii</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/training/rabota-s-reagentami</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/training/avariynye-situatsii</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/training/prakticheskie-zanyatiya</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/services/training/sertifikaty-obucheniya</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- ============================================= -->
  <!-- ИОННЫЙ ОБМЕН (40 страниц) -->
  <!-- ============================================= -->

  <url>
    <loc>https://vaco-eng.ru/ion-exchange</loc>
    <lastmod>2026-04-03</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.85</priority>
  </url>
  <url><loc>https://vaco-eng.ru/ion-exchange/intro</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/resin-structure</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/resin-types</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/resin-properties</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/resin-pictures</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/capacity</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/selectivity</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/reactions</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/applications</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/water-analysis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/softening</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/dealkalisation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/demineralisation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/mixed-bed</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/condensate</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/regeneration</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/degasser</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/columns</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/design-principles</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/cycle</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/boron</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/nitrate</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/countercurrent</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/drinking-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/regenerants</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/regen-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/overrunning</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/neutralisation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/sdi</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/upw</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/processes/perchlorate</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/reference/abbreviations</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/reference/units</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/reference/history</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/reference/selectivity-tables</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/reference/resin-limits</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/ion-exchange/reference/periodic-table</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>

  <!-- ============================================= -->
  <!-- ПРОЦЕССЫ (91 страница) -->
  <!-- ============================================= -->

  <url>
    <loc>https://vaco-eng.ru/processes</loc>
    <lastmod>2026-04-03</lastmod>
    <changefreq>weekly</changefreq>
    <priority>0.9</priority>
  </url>

  <!-- Мембранные процессы -->
  <url><loc>https://vaco-eng.ru/processes/reverse-osmosis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/ro-demineralization</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/ro-desalination</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/ro-membranes</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/ro-pretreatment</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/ro-post-treatment</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/nanofiltration</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/ultrafiltration</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/microfiltration</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/forward-osmosis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/membrane-distillation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/membranes-cleaning</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>

  <!-- Дезинфекция -->
  <url><loc>https://vaco-eng.ru/processes/disinfection</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/chlorination</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/chlorine-dioxide</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/ozonation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/uv-disinfection</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/hydrogen-peroxide</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/dechlorination</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/disinfection-byproducts</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/swimming-pool-disinfection</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/chloramine-disinfection</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/bromine-disinfection</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/peracetic-acid</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/copper-silver-ionization</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/legionella-control</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>

  <!-- Умягчение и деминерализация -->
  <url><loc>https://vaco-eng.ru/processes/softening</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/water-softener</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/demineralization</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/dealkalization</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/softener</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/water-softener-faq</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>

  <!-- Удаление металлов и загрязнителей -->
  <url><loc>https://vaco-eng.ru/processes/iron-removal</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/manganese-removal</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/heavy-metals-removal</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/arsenic-removal</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/boron-removal</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/lithium-recovery</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/nitrate-removal</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/pfas-removal</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/pesticide-removal</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/ammonia-removal</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/hydrogen-sulfide-removal</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/silica-removal</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>

  <!-- ZLD / Обработка рассолов -->
  <url><loc>https://vaco-eng.ru/processes/zld</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/mld</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/brine-treatment</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/brine-concentration</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/evaporation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/crystallization</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/brine-deep-well-injection</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/brine-evaporation-ponds</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>

  <!-- Электромембранные процессы -->
  <url><loc>https://vaco-eng.ru/processes/electrodialysis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/electrodialysis-reversal</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/edi</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/bipolar-electrodialysis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/capacitive-deionization</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/electrocoagulation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/diffusion-dialysis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>

  <!-- MBR -->
  <url><loc>https://vaco-eng.ru/processes/mbr</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/submerged-mbr</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/crossflow-mbr</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/mbbr</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>

  <!-- Опреснение -->
  <url><loc>https://vaco-eng.ru/processes/seawater-desalination</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/brackish-desalination</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/desalination-pretreatment</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/desalination-posttreatment</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/seawater-intake</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>

  <!-- Физико-химические процессы -->
  <url><loc>https://vaco-eng.ru/processes/coagulation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/flocculation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/sedimentation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/flotation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/aeration</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/degassing</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/remineralization</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/activated-carbon</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/media-filtration</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/cartridge-filtration</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/stripping</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/chemical-precipitation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/advanced-oxidation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/diafiltration</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/biological-treatment</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/cooling-tower-treatment</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/condensate-polishing</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>

  <!-- Прочие -->
  <url><loc>https://vaco-eng.ru/processes/necessity-water-treatment</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/history-water-treatment</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/instrumentation-control</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/containerization</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/surface-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>
  <url><loc>https://vaco-eng.ru/processes/water-analyses</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.75</priority></url>

  <!-- ============================================= -->
  <!-- ПРИМЕНЕНИЯ (78 страниц) -->
  <!-- ============================================= -->

  <url>
    <loc>https://vaco-eng.ru/applications</loc>
    <lastmod>2026-04-03</lastmod>
    <changefreq>weekly</changefreq>
    <priority>0.9</priority>
  </url>

  <!-- Технологическая вода -->
  <url><loc>https://vaco-eng.ru/applications/process-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/demineralized-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/deionized-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>

  <!-- Котловая вода -->
  <url><loc>https://vaco-eng.ru/applications/boiler-feed-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/boiler-makeup-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/condensate-polishing</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/deaeration</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/boiler-blowdown</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/boiler-water-treatment</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/steam-quality</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/corrosion-boiler</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/scaling-boiler</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>

  <!-- Охлаждение -->
  <url><loc>https://vaco-eng.ru/applications/cooling-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/cooling-tower-makeup</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/cooling-tower-blowdown</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/cooling-water-systems</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/legionella-control</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/biofouling-control</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>

  <!-- Питьевая вода -->
  <url><loc>https://vaco-eng.ru/applications/drinking-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/drinking-water-standards</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/bottled-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/drinking-water-faq</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/groundwater-treatment</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/surface-water-treatment</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>

  <!-- Ультрачистая вода -->
  <url><loc>https://vaco-eng.ru/applications/ultrapure-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/semiconductor-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/wfi-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/laboratory-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>

  <!-- Повторное использование -->
  <url><loc>https://vaco-eng.ru/applications/water-reuse</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/industrial-water-reuse</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/greywater-reuse</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/direct-potable-reuse</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/indirect-potable-reuse</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/wastewater-reclamation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>

  <!-- Ирригация -->
  <url><loc>https://vaco-eng.ru/applications/irrigation-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/irrigation-water-quality</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/salinity-irrigation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/sar-irrigation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/drip-irrigation-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>

  <!-- Пищевая промышленность -->
  <url><loc>https://vaco-eng.ru/applications/food-beverage-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/brewery-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/dairy-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/beverage-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/cip-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>

  <!-- Спецприменения -->
  <url><loc>https://vaco-eng.ru/applications/hydrogen-production-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/data-center-cooling</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/emergency-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/aquaculture-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/car-wash-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/pharmaceutical-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/mining-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/textile-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/fgd-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/chlor-alkali-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/oil-gas-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/pulp-paper-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/steel-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/power-plant-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/laundry-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/cosmetics-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/glass-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/concrete-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/electroplating-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/paint-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/battery-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/hospital-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/hemodialysis-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/swimming-pool-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/fountain-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/humidification-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/steam-injection-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/fish-farming-freshwater</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/marine-aquaculture-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/ship-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/offshore-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/fire-fighting-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/hydrogen-fuel-cell-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/applications/nuclear-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>

  <!-- ============================================= -->
  <!-- ОТРАСЛИ (45 страниц) -->
  <!-- ============================================= -->

  <url>
    <loc>https://vaco-eng.ru/industries</loc>
    <lastmod>2026-04-03</lastmod>
    <changefreq>weekly</changefreq>
    <priority>0.9</priority>
  </url>

  <url><loc>https://vaco-eng.ru/industries/power-generation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/oil-gas</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/chemicals-pharmaceutics</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/food-beverage</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/microelectronics</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/mining</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/pulp-paper</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/agriculture</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/hospitality</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/laboratories</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/textile</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/automotive</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/glass-ceramics</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/metals</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/datacenters</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/marine</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/municipal</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/healthcare</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/cosmetics</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/brewing</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/dairy</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/sugar</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/printing</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/plastics</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/construction</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/leather</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/laundry</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/paint-coatings</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/aerospace</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/aquaculture</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/renewable-energy</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/fertilizers</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/cement</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/distillery</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/electronics-assembly</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/winery</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/military</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/theme-parks</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/refinery</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/petrochemical</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/nuclear</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/desalination-plants</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/wastewater-treatment</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/residential</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/industries/commercial</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>

  <!-- ============================================= -->
  <!-- БИБЛИОТЕКА - ДЕТАЛЬНЫЕ СТРАНИЦЫ (99 страниц) -->
  <!-- ============================================= -->

  <!-- Адсорбция и фильтрация -->
  <url><loc>https://vaco-eng.ru/library/adsorption</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/activecarbon-regeneration</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/media-filtration</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/sediment-filters</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/absolute-nominal-filters</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/beta-ratio</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/bubble-point</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/particlesize</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/oil-filtration</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/screening</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/zeolites-applications</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>

  <!-- Коагуляция и сепарация -->
  <url><loc>https://vaco-eng.ru/library/coagulation-flocculation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/coagulant-flocculant</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/flotation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/centrifugation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/stage-agglomeration</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/zeta-potential</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>

  <!-- Ионный обмен и мембраны -->
  <url><loc>https://vaco-eng.ru/library/ion-exchanger-principle</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/reagents</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/membrane-technology</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ultrafiltration</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/whatisro</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/edi</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>

  <!-- Озон -->
  <url><loc>https://vaco-eng.ru/library/ozone-introduction</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ozone-history</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ozone-properties</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ozone-generation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ozone-decomposition</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ozone-reaction-mechanisms</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ozone-transfer-mechanisms</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ozone-disinfection-mechanism</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ozone-disinfection-kinetics</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ozone-disinfection-microorganisms</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ozone-disinfection-resistant-microorganisms</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ozone-disinfection-oh-radicals</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ozone-disinfectants-comparison</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ozone-toxicology</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ozone-applications-drinking-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ozone-applications-swimming-pool</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ozone-applications-cooling-water</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ozone-applications-laundry</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/faqozone</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>

  <!-- Окисление -->
  <url><loc>https://vaco-eng.ru/library/oxidation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/hydrogen-peroxide</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/chlorine-dioxide</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/cwao</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>

  <!-- Обработка осадков -->
  <url><loc>https://vaco-eng.ru/library/sludgetreatment</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/sludgetreatment-general</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/sludgesorts</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/sludgeparameters</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/sludgecomponents</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/sludgethickening</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/sludgestabilisation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/sludgedewatering</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/sludgedrying</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/filter-press</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/filamentous-bacteria</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>

  <!-- Водные заболевания -->
  <url><loc>https://vaco-eng.ru/library/waterborne-diseases</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/cholera</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/typhoid</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/hepatitis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/polio</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/diarrhoea</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/malaria</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/dengue</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/giardiasis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/cryptosporiodiosis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/legionellosis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/campylobacteriosis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/leptospirosis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/botulism</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ascariasis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/hookworm</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/trichuriasis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/dracunculiasis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/schistomiasis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/lymphatic-filariasis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/onchocerciasis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/trachoma</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/japanese-encephalitis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ringworm</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/scabies</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>

  <!-- Загрязнители и отравления -->
  <url><loc>https://vaco-eng.ru/library/cyanobacterial-toxins</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/arsenicosis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/fluorosis</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/lead-poisoning</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/methaemoglobinemia</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/anaemia</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/malnutrition</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>

  <!-- Прочее -->
  <url><loc>https://vaco-eng.ru/library/history-water-treatment</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/glass</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/carbon-dioxide</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/evaporation</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/physchem</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/ecosensor</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/water-purification-faq</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/water-reuse-oily-wastewater</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/research-by-author</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/library/research-by-tag</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>

  <!-- ============================================= -->
  <!-- СОВЕТЫ - ДЕТАЛЬНЫЕ СТРАНИЦЫ (15 страниц) -->
  <!-- ============================================= -->

  <url><loc>https://vaco-eng.ru/advice/membrane-recovery</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/advice/membrane-cleaning</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/advice/iron-removal</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/advice/membrane-fouling</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/advice/resin-regeneration</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/advice/mixed-bed</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/advice/carbon-filter</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/advice/material-balance</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/advice/pump-selection</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/advice/conductivity-control</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/advice/ph-control</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/advice/startup-procedure</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/advice/maintenance-schedule</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/advice/antiscalant-dosing</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <url><loc>https://vaco-eng.ru/advice/chlorine-damage</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>

  <!-- ============================================= -->
  <!-- ЛЕНТА / FEED - ДЕТАЛЬНЫЕ СТРАНИЦЫ (46 страниц) -->
  <!-- ============================================= -->

  <url><loc>https://vaco-eng.ru/feed/ionomer-obzor</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/calculator-launch</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/feed/jar-test-deemulgatory-podtovarnye-vody</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/testirovanie-reagentov-ochistka-plastovoy-vody</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/ekstraktsiya-nefteproduktov-geksanom</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/lab-ustanovka-ochistka-gidromineralnogo-syrya</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/seriynoe-proizvodstvo-shchitov-upravleniya-osmosom</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/feed/osmos-dlya-poliva-maliny</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/jar-test-koagulyaciya</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/ceb-moyka-ultrafiltracii</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/cip-moyka-osmosa</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/osmos-poliv-golubiki</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/osmos-ochistka-gradirni</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/sdi-test</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/sodoizvestkovanie-jar-test</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/test-hpk</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/ustanovka-ochistki-gradirni</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/ekskursiya-pilotnaya-ustanovka</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/video-short-002</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/video-short-004</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/video-short-005</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/naladka-mbr-biologicheskaya-ochistka</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/feed/video-short-007</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/vodopodgotovka-dlya-pivovarni</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/feed/foto-vodoochistka-001</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/foto-vodoochistka-002</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/foto-vodoochistka-003</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/foto-vodoochistka-004</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/foto-vodoochistka-005</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/osmos-poliv-selskoe-hozyajstvo</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/feed/foto-vodoochistka-008</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/foto-vodoochistka-009</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/foto-vodoochistka-010</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/foto-vodoochistka-011</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/ionoobmennye-ustanovki-demineralizaciya-vody</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/feed/foto-vodoochistka-013</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/foto-vodoochistka-017</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/foto-vodoochistka-018</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/foto-vodoochistka-019</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/osvetlenie-vody-predochistka-pered-osmosom</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/feed/membrany-tanal-dlya-vodoochistki-ultrafiltratsiya-i-osmos</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/nastroili-sistemu-demineralizatsii-vody-dlya-galvaniki-rezultat-3-mksm-sm</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/obuchenie-personala-posle-montazha</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/razrabotka-otr-i-materialnyh-balansov-dlya-kos</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/feed/vodopodgotovka-poroshkovaya-pokraska</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.6</priority></url>
  <url><loc>https://vaco-eng.ru/feed/proekt-vodopodgotovki</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url>

  <!-- ===================== КАЛЬКУЛЯТОРЫ ВОДОПОДГОТОВКИ ===================== -->
  <url><loc>https://vaco-eng.ru/calculators</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.9</priority></url>

  <!-- Фильтрация и мембраны -->
  <url><loc>https://vaco-eng.ru/calculators/raschet-obratnogo-osmosa</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/calculators/koeffitsient-izvlecheniya-vody</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/calculators/normalizatsiya-ro</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/calculators/nagruzka-na-membrany</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/calculators/sravnenie-ro-membran</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/calculators/skorost-filtratsii</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- Ионный обмен -->
  <url><loc>https://vaco-eng.ru/calculators/raschet-umyagchitelya</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/calculators/regeneratsiya-ionoobmena</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/calculators/vremya-kontakta-ebct</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/calculators/sorbtsionnaya-emkost</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- Химия воды -->
  <url><loc>https://vaco-eng.ru/calculators/indeks-langelier-lsi</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/calculators/indeks-sdi</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/calculators/produvka-kotla</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- Химические реакции -->
  <url><loc>https://vaco-eng.ru/calculators/raschet-dozy-reagenta</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/calculators/obezzarazhivanie-vody</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/calculators/okislenie-zheleza</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/calculators/karbonatnoe-ravnovesie</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- Гидравлика -->
  <url><loc>https://vaco-eng.ru/calculators/chislo-reynoldsa</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/calculators/poteri-napora-truboprovod</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/calculators/moshchnost-nasosa</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- Конвертеры величин -->
  <url><loc>https://vaco-eng.ru/calculators/konverter-zhestkosti</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/calculators/konverter-davleniya</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/calculators/konverter-temperatury</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/calculators/konverter-raskhoda</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- Геометрия -->
  <url><loc>https://vaco-eng.ru/calculators/obem-rezervuara</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- ============================================= -->
  <!-- ИЗВЛЕЧЕНИЕ МИНЕРАЛЬНОГО СЫРЬЯ -->
  <!-- ============================================= -->
  <url><loc>https://vaco-eng.ru/mineral-extraction</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.9</priority></url>
  <url><loc>https://vaco-eng.ru/mineral-extraction/lithium-dle</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.9</priority></url>
  <url><loc>https://vaco-eng.ru/mineral-extraction/iodine-extraction</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/mineral-extraction/bromine-extraction</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/mineral-extraction/brine-pretreatment</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.9</priority></url>
  <url><loc>https://vaco-eng.ru/mineral-extraction/pilot-plant</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/mineral-extraction/engineering-services</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/mineral-extraction/russia-industry-review</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- ============================================= -->
  <!-- ПРОМЫШЛЕННАЯ ВОДОПОДГОТОВКА -->
  <!-- ============================================= -->
  <url><loc>https://vaco-eng.ru/industrial-water-treatment</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.9</priority></url>
  <url><loc>https://vaco-eng.ru/industrial-water-treatment/aluminum-profile-painting</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.9</priority></url>
  <url><loc>https://vaco-eng.ru/industrial-water-treatment/closed-loop-rinse</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/industrial-water-treatment/di-system-modernization</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://vaco-eng.ru/industrial-water-treatment/resin-selection-supply</loc><lastmod>2026-04-03</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>

  <!-- ============================================= -->
  <!-- КОМАНДА -->
  <!-- ============================================= -->
  <url><loc>https://vaco-eng.ru/team/bratolubov-mikhail</loc><lastmod>2026-04-03</lastmod><changefreq>yearly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/team/kireev-sergey</loc><lastmod>2026-04-03</lastmod><changefreq>yearly</changefreq><priority>0.5</priority></url>
  <url><loc>https://vaco-eng.ru/team/khachaturyan-gayk</loc><lastmod>2026-04-03</lastmod><changefreq>yearly</changefreq><priority>0.5</priority></url>

</urlset>
