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炸酱中有多少亚硝酸盐
更新时间: 2020-11-06 00:00:00  

炸酱因为品牌不同,所以亚硝酸盐的具体含量也是不一样的,无法具体确定含量,但是不会高于0.2mg/kg

国家强制性标准中规定,乳制品中亚硝酸盐含量不得高于0.2mg/kg。肉制品生产中,单独使用亚硝酸钠最高限量为0.15g/kg;成品残留量量不得超过30mg/Kg。水里含有微量的硝酸盐,当水长时间加热,由于水分不断蒸发,硝酸盐的浓度相对地增加,而且它受热分解变成了亚硝酸盐.如果存放过久或保管不当,细菌大量繁殖,也可把硝酸盐转化为亚硝酸盐.亚硝酸盐在胃液中或与肠道中之细菌作用时,会产生致癌的亚硝酸胺,增加胃癌的危险性.同理腐烂的蔬菜、腐败的食物中,亚硝酸盐会成百倍的上升。

关键词: 多少 亚硝酸盐

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