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自来水中氟离子含量是多少
更新时间: 2020-09-21 00:00:00  

我国对于自来水余氯含量的指标:

管网水:浓度为每升0.3毫克。

管网末梢:浓度为每升0.05毫克。

如果浓度小于此值说明自来水被污染或者水处理厂问。

如果浓度大于每升0.8毫克,说明自来水不宜直接饮用,得放置一段时间才能饮用。

关键词: 自来水 离子 含量 多少

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