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Formaldehyde

分子式:CH2O

分子量:30.03

性狀:無色透明液體,有刺激氣味,腐蝕性強(qiáng)。遇冷聚合變渾濁。能與水任意混溶。在空氣中能逐漸被氧化為甲酸,是強(qiáng)還原劑。

含量不少于 37.0-40.0
雜質(zhì)最高含量(指標(biāo)以%計(jì))
色度/黑曾單位 15
灼燒殘?jiān)?/td> 0.003
氯化物(Cl) 0.0001
硫酸鹽(SO4) 0.0004
酸度(以H+計(jì)) 0.5
鉛(Pb) 0.0001
鐵(Fe) 0.0002

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