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甲醛多少算正常值
更新时间: 2020-11-12 00:00:00  

甲醛值在国家标准小于或等于0.10毫克每立方米是正常的。通过室内空气的流通,可以降低室内空气中有害物质的含量,从而减少此类物质对人体的危害。冬天,人们常常紧闭门窗,室内外空气不能流通,不仅室内空气中甲醛的含量会增加,氡气也会不断积累,甚至达到很高的浓度。

关键词: 甲醛 多少 正常值

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