Unverified82% confidenceDecision RuleTime unknown
散装/大袋装（无独立分装）开封后黑芝麻黑豆含油脂易氧化哈败，南方潮湿地区2-3周内吃不完应选独立小袋分装或罐装配干燥剂，避免受潮结块和油脂酸败
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82%
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Long-term
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Unverified黑芝麻富含不饱和脂肪酸（约50%油脂），熟粉开封后极易氧化哈败，应选小袋分装（单袋≤100g）或抽真空独立包装，避免大罐装长期暴露；开封后建议1个月内吃完并冷藏83% similarUnverified黑芝麻富含不饱和脂肪酸，极易氧化产生哈喇味。熟粉和现磨糊类开封后建议2-3周内吃完，整粒生芝麻密封避光可存3-6个月。因此单身或食用量小者应选小包装（如独立小袋≤30g）而非大袋装81% similarUnverified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80% similarUnverified黑豆含油脂较多易氧化哈败，家庭少量食用应选小袋密封包装（500g左右）并存放冰箱冷藏；散装大量囤积超过半年易产生哈喇味和虫蛀80% 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78% similar
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