Unverified75% confidenceDecision RuleTime unknown
常温即食豆干需高温灭菌+防腐剂保证保质期，冷藏鲜豆干添加剂少但需冷链、保质期短(通常7-30天)，长期囤货选常温、追求新鲜选冷藏
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75%
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Long-term
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Unverified少添加/无防腐剂豆干必然需要冷藏且保质期短（常≤30天），常温能存6-9个月的多依赖防腐剂或高温灭菌，保质期与新鲜工艺无法兼得91% similarUnverified常温利乐包豆浆多用UHT超高温灭菌+无菌灌装，可无防腐剂常温存放6-9个月；冷藏鲜豆浆保质期通常仅3-15天，需看到「巴氏杀菌」+冷链标识才具备鲜度优势89% similarUnverified常温豆浆（利乐/爱克林包装）用超高温灭菌可存6-9个月，冷藏鲜榨豆浆保质期仅1-3天但风味和活性物质保留更好，通勤囤货选常温、追求口感选冷藏87% similarUnverified含水量高的湿卤（软质）豆干开封后需冷藏、保质期通常30-90天；干型/风干豆干可常温保存6-12个月，办公室囤货或差旅带走应选干型85% similarUnverified保质期与添加剂权衡：常温软包装豆干保质期6-9个月需含较多防腐剂/山梨酸钾；冷藏鲜豆腐保质期通常仅3-7天但无防腐剂，追求天然选冷藏短保、图方便耐储选常温软包84% similar
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