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Company Profile
Shenzhen Qingquan Water Industry Co., Ltd. was founded in 1995. It is the first high-tech enterprise in China's urban water supply and drainage industry founded in Shenzhen to break the monopoly of foreign companies. The head office is located in Shenzhen.Shenzhen Qingquan, f…

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Clear Spring Knowledge Classroom - Common Sewage Treatment Knowledge
常见基本代号代号中文名称单位释义SS固体悬浮物mg/L一般是指应用滤纸过滤水样,将滤后截留物在105℃温度中干燥恒重后的固体质量。COD化学需氧量mg/L用强氧化剂(我国法定用重铬酸钾),在酸性条件下,将有机物氧化成为CO2和H2O所消耗的氧量,称为化学需氧量。BOD生化需氧量mg /L有机污染物经微生物分解所消耗溶解氧的量。NH3-N氨氮mg/L氨氮是指水中以游离氨(NH3)和铵离子(NH4+)形式存在的氮。TP总磷mg/L污水中含磷化合物可分为有机磷和无机磷两类。TN总氮mg/L水中各种形态…

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2019-1-30

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2019-1-24

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