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甲醛含量国家标准是多少
更新时间: 2020-11-16 13:53:02  

空气中甲醛的含量浓度为零点零八毫克每立方米。中华人民共和国国家标准《实木复合地板》规定A类实木复合地板甲醛释放量小于和等于9毫克/100毫克,B类实木复合地板甲醛释放量等于9毫克/100毫克到40毫克/100毫克。《国家环境标志产品技术要求人造木质板材》规定人造板材中甲醛释放量应小于零点二毫克每立方米,木地板中甲醛释放量应小于零点一二毫克每立方米。室内甲醛含量标准根据国家强制性标准,关闭门窗1小时后,每立方米室内空气中,甲醛释放量不得大于零点零八毫克。

关键词: 甲醛 含量 国家标准 多少

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