甲醛次硫酸氢钠 (俗名吊白块 )作为一种工业用漂白剂 ,当其加入面制食品中时可使食品变白 ,明显改变其感官性状。近年来有关吊白块在食品中的非法使用及其毒性报道时有发生。至今我国尚缺乏统一的食品中甲醛次硫酸氢钠的检测方法 ,我们在日常食品卫生监测中采用乙酰丙酮法对其 Formaldehyde sodium bisulfate (commonly known as hanging white block) as an industrial bleach, when it is added to the surface of the food can make the food white, significantly change its sensory properties. In recent years, suspended tablets in the illegal use of food and its toxic reports have occurred. So far our country still lacks a unified food formaldehyde sodium sulfoxylate detection method, we use routine monitoring of food hygiene acetylacetone method for its