Unverified85% confidenceDecision RuleTime unknown
豆腐属易腐鲜食品，散装水豆腐冷藏保质期仅1-2天，无法当天食用应选真空包装或盒装内酯豆腐（未开封冷藏可存15-30天），一人食或囤货优先盒装
1
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85%
Confidence
Long-term
Relevance
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Unverified冷藏盒装豆腐开封后需换水浸泡（清水没过豆腐）并冷藏，每天换水可保存2-3天；未开封盒装看保质期，冷藏鲜豆腐一般仅3-7天，超过应警惕防腐剂或已变质92% similarUnverified散装现做豆腐没有防腐剂但保质期极短，需当天买当天吃，冷藏也不超过2天；盒装保鲜豆腐（无菌包装）冷藏可存3-7天，长效UHT内酯豆腐常温可存数月，按食用节奏选包装形式92% similarUnverified盒装无菌豆腐（利乐包/盒装内酯豆腐）常温可保存3-6个月，开封后需冷藏当天吃完；散装现做豆腐冷藏保质期仅1-2天。囤货或独居少量食用选盒装，追求口感风味选现做散装91% similarUnverified常温盒装豆腐（无菌利乐包）保质期可达6-9个月但开封后须冷藏48小时内食用；生鲜散装豆腐冷藏仅1-2天，购买当天食用最佳91% similarUnverified盒装内酯豆腐（超高温灭菌+无菌包装）常温可存放数月，但开封后须冷藏并当天食用；散装现做豆腐冷藏保质期仅1-2天，购买后应尽快烹饪，泡在清水中冷藏并每日换水可延长1天91% similar
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