天气预报 > 其他 > 牛奶开封后放冰箱5天后还能喝吗
牛奶开封后放冰箱5天后还能喝吗
更新时间: 2020-11-03 00:00:00  

牛奶开封后放冰箱5天后不能喝的,会拉肚子,没开封的牛奶能存放3~5天,开封的能保存在1~2天,如果发现牛奶有胀包现象,或牛奶中有结块、分层等,说明牛奶已经开始变质。

如果购买超高温灭菌奶,在开启前不需要冷藏。一旦包装打开,若饮用不完,剩余的牛奶就要及时放入冰箱并且要在三天内喝完。因为无菌包装一旦打开“大门”,外界的细菌就会“趁虚而入”,污染牛奶。

关键词: 牛奶 开封 冰箱

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