天气预报 > 其他 > 鲜牛奶打开后4天喝完可以吗
鲜牛奶打开后4天喝完可以吗
更新时间: 2020-10-22 00:00:00  

鲜牛奶打开后4天喝完可以。牛奶可以冷藏5至6天。但是别放在冷冻室,因为牛奶在经过冷冻后,会发生凝絮现象,所含有的脂肪和蛋白质会分离,严重影响牛奶的组织状态。使口感发生变化,营养成分也不易被吸收。一般冰箱保存食物的常用冷藏温度是4℃至8℃,在这种环境下,绝大多数的细菌生长速度会放慢,但不能完全抑制细菌繁殖。而且牛奶开封后会滋生许多细菌。放在冰箱只能保证细菌繁殖速度不会过快。

关键词: 鲜牛奶 打开 可以

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