{"text_format":"3","workbook":"xls","n_sheets":1,"sheets":["Sheet1"],"read":"whole","date_system":"1900","formulas":"cached_only"}

{"sheet":"Sheet1","index":0,"n_rows":49,"n_cols":5,"rows_kept":49,"merged":[[0,0,0,4],[1,0,1,4],[2,0,3,0],[2,1,3,1],[2,2,3,2],[2,3,3,3],[2,4,3,4],[47,0,47,4],[48,0,48,4]],"flags":["formulas_cached_only"]}
["番禺区供水企业出厂水42项常规指标检测情况表(08月份)"]
["检测数据由广州市穗泉水质检测有限公司提供"]
["序号","指标","单位","限值","广州市番禺水务股份有限公司第一水厂"]
[null,"指标","单位","限值"]
[1,"总大肠菌群","CFU/100mL","不得检出","0"]
[2,"耐热大肠菌群","CFU/100mL","不得检出","0"]
[3,"大肠埃希氏菌","CFU/100mL","不得检出","0"]
[4,"菌落总数","CFU/mL","100","未检出"]
[5,"砷","mg/L","0.01","0.0022"]
[6,"镉","mg/L","0.005","<0.00005"]
[7,"铬（六价）","mg/L","0.05","<0.004"]
[8,"铅","mg/L","0.01","<0.0001"]
[9,"汞","mg/L","0.001","<0.00005"]
[10,"硒","mg/L","0.01","0.0003"]
[11,"氰化物","mg/L","0.05","<0.004"]
[12,"氟化物","mg/L","1.0","0.23 "]
[13,"硝酸盐氮","mg/L","10","1.51 "]
[14,"三氯甲烷","mg/L","0.06","0.0034"]
[15,"四氯化碳","mg/L","0.002","<0.00002"]
[16,"溴酸盐\n（使用臭氧时）","mg/L","0.01","/"]
[17,"甲醛\n（使用臭氧时）","mg/L","0.9","/"]
[18,"亚氯酸盐\n（使用二氧化氯消毒时）","mg/L","0.7","/"]
[19,"氯酸盐\n（使用复合二氧化氯消毒时)","mg/L","0.7","/"]
[20,"色度","度","15","<5"]
[21,"浑浊度","NTU","1","0.17"]
[22,"臭和味","无量纲","无异臭、异味","0"]
[23,"肉眼可见物","无量纲","无","无"]
[24,"pH","无量纲","6.5--8.5","7.2"]
[25,"铝","mg/L","0.2","0.053"]
[26,"铁","mg/L","0.3","0.002"]
[27,"锰","mg/L","0.1","<0.001"]
[28,"铜","mg/L","1.0","0.0015"]
[29,"锌","mg/L","1.0","<0.001"]
[30,"氯化物","mg/L","250","8.08 "]
[31,"硫酸盐","mg/L","250","14.4 "]
[32,"溶解性总固体","mg/L","1000","126"]
[33,"总硬度","mg/L","450","69.0"]
[34,"耗氧量","mg/L","3","0.68"]
[35,"挥发酚类","mg/L","0.002","<0.002"]
[36,"阴离子合成洗涤剂","mg/L","0.3","<0.050"]
[37,"总α放射性","Bq/L","0.5","<0.016"]
[38,"总β放射性","Bq/L","1","0.074"]
[39,"游离余氯","mg/L","≥0.3且＜4","0.79"]
[40,"总氯","mg/L","≥0.5且＜3","1.18"]
[41,"臭氧","mg/L","0.3","/"]
[42,"二氧化氯","mg/L","≥0.1且＜0.8","/"]
[]
["注:1.执行标准《生活饮用水卫生标准》（GB5749-2006）。\n   2.由于水厂采用液氯、氯胺或者次氯酸钠作为消毒剂，因此消毒剂项目未检测二氧化氯、臭氧、溴酸盐、甲醛、亚氯酸盐、氯酸盐项目。  \n   3.按照国家标准检测频率要求，每月公布常规42项指标。数据每月中旬更新。\n   "]
["4.供水范围：番禺区市桥、沙湾、东环、桥南、沙头、南村、新造、化龙、石楼。"]