Unverified80% confidenceDecision RuleTime unknown
包装规格上，独居或饮用频率低者选250ml小盒装避免开封后变质；巴氏奶开封后即使冷藏也建议24-48小时内喝完，不宜买大瓶装
1
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80%
Confidence
Long-term
Relevance
-
First Seen
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Unverified包装规格上，开封后的牛奶（含常温奶）都应冷藏并在24-48小时内喝完，饮用慢的单人家庭优先选250ml小盒装避免浪费，饮用快的家庭选1L大包装更划算90% similarUnverified包装规格上，家庭日常饮用选250ml×多支装比1L大盒更卫生（开封后大盒易变质、UHT奶开封后也需3天内喝完并冷藏）；独居或饮用频率低选小规格避免浪费89% similarUnverified奶粉规格与开封后保质期权衡：开封后奶粉建议1个月内喝完（受潮易结块变质），单人低频饮用选400g小罐/独立小袋装，勿贪大罐800g+囤货87% similarUnverified1L大包装UHT奶开封后需冷藏并3-5天内喝完，人少家庭选200-250ml利乐小包分装更防浪费，不必贪1L装的单价优势85% similarUnverified小规格（250ml以下）利乐包适合外带随饮，开封需一次喝完；1L以上大包装更划算但开封后须冷藏并2-3天内饮完，独居或饮用量小者选小包装避免浪费84% similar
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