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who飲用水指南第四版與生活用水衛(wèi)生標準gb5749-20xx的限度值比較20xx01-資料下載頁

2024-11-17 15:05本頁面

【導讀】WHO飲用水指南(第四版)與生活用水。衛(wèi)生標準GB5749-2020的限度值比較。表1水質(zhì)常規(guī)指標及限值。耐熱大腸菌群不得檢出不得檢出。水源與凈水技術(shù)條件限制時。臭和味無異臭、異味無異臭、異味。水源限制,原水耗氧量>。陰離子合成洗滌劑Inmanycountries,persistenttypesof

  

【正文】 of water with a total dissolved solids (TDS) level of less than about 600 mg/l is generally considered to be good。 drinkingwater 8 bees significantly and increasingly unpalatable at TDS levels greater than about 1000 mg/l. No healthbased guideline value for TDS has been proposed 總硬度 (以 CaCO3 計, mg/L) 550 Not of health concern at levels found in drinkingwater. May affect acceptability of drinkingwater 耗氧量( CODMn 法,以 O2 計,mg/L) 5 Dissolved oxygen. No healthbased guideline value is remended 鐵( mg/L) Not of health concern at levels causing acceptability problems in drinkingwater 錳( mg/L) Not of health concern at levels causing acceptability problems in drinkingwater 氯化物( mg/L) 300 Not of health concern at levels found in drinkingwater 硫酸鹽( mg/L) 300 Not of health concern at levels found in drinkingwater 9 附 錄 A (資料性附錄) 表 生活飲用水水質(zhì)參考指標及限值 指 標 限 值 WHO value 腸球菌( CFU/100mL) 0 0 產(chǎn)氣莢膜梭狀芽孢桿菌( CFU/100mL) 0 No value 二 (2乙基己基 )己二酸酯( mg/L) No value 二溴乙烯( mg /L) No value 二噁英( 2,3,7,8TCDD, mg/L) No value 土臭素(二甲基萘烷醇, mg /L) No value 五氯丙烷( mg/L) No value 雙酚 A( mg/L) No value 丙烯腈( mg/L) No value 丙烯酸( mg/L) No value 丙烯醛( mg/L) No value 四乙基鉛( mg /L) No value 戊二醛( mg/L) No value 甲基異莰醇 2( mg /L) No value 石油類 (總量, mg/L) No value 石棉(> 10?m,萬 /L) 700 Moreover, in extensive studies in experimental animal species, asbestos has not consistently increased the incidence of tumours of the gastrointestinal tract. There is therefore no consistent evidence that ingested asbestos is hazardous to health, and thus it is concluded that there is no need to establish a healthbased guideline value for asbestos in drinkingwater. 亞硝酸鹽( mg/L) 1 3 多環(huán)芳烴(總量, mg /L) Not established 多氯聯(lián)苯(總量, mg /L) No value 鄰苯二甲酸二乙酯( mg/L) No value 鄰苯二甲酸二丁酯( mg/L) No value 環(huán)烷酸( mg/L) No value 苯甲醚( mg/L) No value 總有機碳( TOC, mg/L) 5 No value 萘酚 ?( mg/L) No value 黃原酸丁酯( mg /L) No value 氯化乙基汞( mg /L) No value 硝基苯( mg/L) Rarely found in drinkingwater at concentrations of health concern 鐳 226 和鐳 228( pCi/L) 5 Radium226: 1 Bq/l Radium228: Bq/l 氡( pCi/L) 300 100Bq/L
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