{"id":344,"date":"2026-07-08T16:55:33","date_gmt":"2026-07-08T08:55:33","guid":{"rendered":"https:\/\/www.rubri.cn\/chemical-wastewater-solution-notes\/"},"modified":"2026-07-08T16:55:33","modified_gmt":"2026-07-08T08:55:33","slug":"chemical-wastewater-solution-notes","status":"publish","type":"post","link":"https:\/\/www.rubri.cn\/en\/chemical-wastewater-solution-notes\/","title":{"rendered":"What indicators should be considered in chemical wastewater treatment solutions?"},"content":{"rendered":"<p>Chemical wastewater solutions usually need to consider salts, organic matter, acids and alkalis, heavy metals, and evaporation load at the same time.<\/p>\n<h2>Key indicators<\/h2>\n<ul>\n<li>TDS and major ion composition.<\/li>\n<li>COD, TOC, and refractory organic matter.<\/li>\n<li>pH, acid and alkali concentration, and corrosivity.<\/li>\n<li>Metal ions, suspended solids, and scaling risk.<\/li>\n<\/ul>\n<h2>Fluctuation information<\/h2>\n<p>In addition to average values, peak values, batch differences, cleaning wastewater, and abnormal operating conditions should also be considered to avoid designing based on a single sample only.<\/p>\n<h2>Engineering Recommendations<\/h2>\n<p>Segregated collection and verification are recommended first to avoid mixing wastewater streams with significantly different properties before high-cost end-of-pipe treatment.<\/p>","protected":false},"excerpt":{"rendered":"<p>Chemical wastewater solutions usually need to consider salts, organic matter, acids and alkalis, heavy metals, and evaporation load at the same 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