The nature of the formaldehyde, the harm of human body and its source of formaldehyde is a colorless, excitant gas with strong smell, its aqueous solution of 35% ~ 40% formalin.
甲醛的性质、对人体的危害及其来源甲醛是无色、具有强烈气味的刺激性气体 ，其35%~40%的水溶液通称福尔 马林。
The nature of the formaldehyde, the harm of human body and its source of formaldehyde is a colorless, excitant gas with strong smell, its aqueous solution of 35% ~ 40% formalin.
甲醛的性质、对人体的危害及其来源甲醛是无色、具有强烈气味的刺激性气体 ，其35%~40%的水溶液通称福尔 马林。
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