文档介绍:水质常规指标及限值
of rural drinking water sources, protection of drinking water sources in rural areas by the end of th sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
饮用水中消毒剂常规指标及要求
消毒剂名称 与水接触时间 出厂水
中限值 出厂水
中余量 管网末梢水中余量
氯气及游离氯制剂(游离氯,mg/L) 至少30min 4 ≥ ≥
一氯胺(总氯,mg/L) 至少120min 3 ≥ ≥
臭氧(O3,mg/L) 至少12min
如加氯,
总氯≥
二氧化氯(ClO2,mg/L) 至少30min ≥ ≥
表3 水质非常规指标及限值
指 标 限 值
1、微生物指标
贾第鞭毛虫(个/10L) <1
隐孢子虫(个/10L) <1
2、毒理指标
锑(mg/L)
钡(mg/L)
铍(mg/L)
硼(mg/L)
钼(mg/L)
镍(mg/L)
银(mg/L)
铊(mg/L)
氯化氰 (以CN-计,mg/L)
一氯二溴甲烷(mg/L)
二氯一溴甲烷(mg/L)
二氯乙酸(mg/L)
1,2-二氯乙烷(mg/L)
二氯甲烷(mg/L)
三卤甲烷(三氯甲烷、一氯二溴甲烷、二氯一溴甲烷、三溴甲烷的总和) 该类化合物中各种化合物的实测浓度与其各自限值的比值之和不超过1
1,1,1-三氯乙烷(mg/L) 2
三氯乙酸(mg/L)
三氯乙醛(mg/L)
2,4,6-三氯酚(mg/L)
三溴甲烷(mg/L)
七氯(mg/L)
马拉硫磷(mg/L)
五氯酚(mg/L)
六六六(总量,mg/L)
六氯苯(mg/L)
乐果(mg/L)
对硫磷(mg/L)
灭草松(mg/L)
甲基对硫磷(mg/L)
百菌清(mg/L)
呋喃丹(mg/L)
林丹(mg/L)
毒死蜱(mg/L)
草甘膦(mg/L)
敌敌畏(mg/L)
莠去津(mg/L)
溴氰菊酯(mg/L)
2,4-滴(mg/L)
滴滴涕(mg/L)
乙苯(mg/L)
二甲苯(mg/L)
1,1-二氯乙烯(mg/L)
1,2-二氯乙烯(mg/L)
1,2-二氯苯(mg/L) 1
1,4-二氯苯(mg/L)
三氯乙烯(mg/L)
三氯苯(总量,mg/L) 0