Recycled water classification application standardsIndustrial cooling water: conductivity ≤500μS/cm, COD ≤30mg/LLandscape environment water: total nitrogen ≤15mg/L, fecal coliform ≤1000/LUrban miscellaneous water: turbidity…
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Bromate pollution characteristics and limit requirementsGeneration conditions: The risk is significant when the raw water bromide ion is greater than 0.1mg/L and the ozone dosage is greater than 1.0mg/LSafety threshold: The brom…
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Core water treatment objectivesHardness control: total hardness of circulating water ≤150mg/L (calculated as CaCO₃)Scaling inhibition: Langelier index (LSI) <1.0Microbial control: total number of heterotrophic bacteria <…
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Core water quality control objectivesMicrobial limit: total bacteria <100CFU/mL (<10CFU/mL for medical use)Scale control: Langelier index (LSI) <0.5Conductivity requirements: steam humidification ≤5μS/cm, gasification…
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TSS pollution characteristics and control requirementsTSS concentration in industrial wastewater is usually 200-2000mg/L (up to 5000mg/L in food/printing and dyeing industries)Discharge limit: primary standard ≤70mg/L, centrali…
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Pollution characteristics and risk controlDivalent manganese (Mn⁺) is commonly found in groundwater (concentrations often reach 0.1-2.0 mg/L)Exceeding 0.1 mg/L will cause black water in pipes (national standard limit 0.1 mg/L)L…
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