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甲醛的标准值是多少_家居日记
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甲醛的标准值是多少

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甲醛的标准值是多少甲醛它是一种有毒的无色气体，在很多日常用品中都会释放出甲醛，如家具、地板、墙纸、染发剂、皮革制品和烟草等，那么甲醛的标准值是多少？一起来了解下


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