天气预报 > 其他 > 家中空气甲醛含量正常值是多少呢
家中空气甲醛含量正常值是多少呢
更新时间: 2020-10-22 00:00:00  

标准浓度一般在0.08毫克每立方米,浓度在每立方米空气中达到0.06到0.07毫克每立方米时,儿童就会发生轻微气喘,当室内空气中甲醛含量为0.1毫克每立方米时,就会闻到异味并且身体感到不适,达到0.5毫克每立方米时,可刺激眼睛引起流泪,达到0.6毫克每立方米就会出现咽喉不适或疼痛。当浓度更高时,可以引起恶心、呕吐、咳嗽、胸闷、气喘甚至肺水肿,达到0.12到1.2毫克每立方米时,能致使肝功能、肺功能、免疫功能异常 。达到30毫克每立方米时会立即致人死亡。

关键词: 家中 空气 甲醛 含量 正常值 多少

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