中华人民共和国自来水水质国家标准

/ (mg/L)Р0.05Р1,2- 二氯苯 / (mg/L)Р1Р1,4- 二氯苯 / (mg/L)Р0.3Р三氯乙烯 / (mg/L)Р0.07Р三氯苯(总量) / (mg/L)Р0.02Р六氯丁二烯 / (mg/L)Р0.000 6Р丙烯酰胺 / (mg/L)Р0.000 5Р四氯乙烯 / (mg/L)Р0.04Р甲苯 / (mg/L)Р0.7Р邻苯二甲酸二( 2- 乙基已基)酯 / (mg/L)Р0.008Р环氧氯丙烷 / (mg/L)Р0.000 4Р苯 / (mg/L)Р0.01Р苯乙烯 / (mg/L)Р0.02Р苯并( a )芘 / (mg/L)Р0.000 01Р氯乙烯 / (mg/L)Р0.005Р氯苯 / (mg/L)Р0.3Р微囊藻毒素 -LR/ (mg/L)Р0.001Р3 感官性状和一般化学指标Р Р氨氮 ( 以 N 计 ) / (mg/L)Р0.5Р硫化物 / (mg/L)Р0.02Р钠 / (mg/L)Р200Р Р Р表 4 小型集中式供水和分散式供水部分水质指标及限值Р Р指标Р限值Р1 微生物指标Р Р菌落总数 (CFU/100 mL)Р500Р2 毒理指标Р Р砷 / (mg/L)Р0.05Р氟化物 / (mg/L)Р1.2Р硝酸盐(以 N 计) / (mg/L)Р20Р3 感官性状和一般化学指标Р Р色度(铂钴色度单位)Р20Р浑浊度(散射浑浊度单位) /NTUР3Р水源与净水技术条件限制时为 5РpHР不小于 6.5 且不大于 9.5Р溶解性总固体 / (mg/L)Р1500Р总硬度(以 CaCO 3 计) / (mg/L)Р550Р耗氧量 ( COD Mn 法 , 以 O 2 计) / (mg/L)Р5Р铁 / (mg/L)Р0.5Р锰 / (mg/L)Р0.3Р氯化物 / (mg/L)Р300Р硫酸盐 / (mg/L)Р300