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甲醛（ＨＣＨＯ）是一种挥发性气体。甲醛的３５％～４０％水溶液，即称福尔马林，医学上常用作防腐剂和消毒剂。福尔马林口服致死剂量约６０～９０ｍｌ。甲醛禁止用做直接食品添加剂。１９９８年５月，北京市各级卫生局对市售水发食品中甲醛进行一次全面监督检查。现将监测结
Formaldehyde (HCHO) is a volatile gas. Formaldehyde 35% ~ 40% aqueous solution, that is, formalin, commonly used in medicine as a preservative and disinfectant. Formalin oral lethal dose of about 60 ~ 90ml. Formaldehyde is prohibited as a direct food additive. May 1998, Beijing Municipal Health Bureau at all levels on the water for sale in food formaldehyde for a comprehensive supervision and inspection. Now monitoring the knot