Unverified78% confidenceFactTime unknown
真空独立小包装豆干开封前常温保质期通常6-9个月，散装/大袋分装拉链袋一旦开封需2-3天内吃完，否则易变酸、长霉，尤其含水量高的湿豆干
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78%
Confidence
Long-term
Relevance
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Unverified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87% similarUnverified常温软包装豆干（真空/充氮）保质期6-12个月靠灭菌+防腐剂，冷藏鲜豆干保质期仅3-15天但更接近现制口感；买真空软包装时按压检查是否漏气胀袋87% similarUnverified豆制品含水量高易变质，优先选充氮包装或含脱氧剂的独立小包；大包装开封后受潮易发软发酸，建议3-5天内吃完并密封冷藏84% similarUnverified豆干开封后即使常温独立包装也建议冷藏并2-3天内吃完，其水分活度较高，室温放置易涨袋变质82% similarUnverified大包装拆封后应在14天内分装进密封罐或真空袋，每袋分装约2周用量，避免反复开合大袋导致氧化和脂肪酸败（表现为粮体发油、哈喇味）82% similar
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