Unverified83% confidenceCautionTime unknown
用于低温慢煮（sous vide）需选耐温≥100℃的PA/PE或专用材质袋，普通PE袋在70℃以上长时间浸泡会软化甚至溶出物质
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83%
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Unverified不要用普通保鲜袋直接高温蒸煮或包裹食物进锅加热，PE材质在沸水/蒸锅温度下会软化熔解，需用专用耐高温蒸煮袋（PA/PE复合，耐100℃+）87% similarUnverified选购冷冻+加热两用袋应认准材质为PE+PA复合或专用食品级PP，耐温范围需覆盖-40℃至100℃，普通LDPE袋高温易析出增塑剂不可微波加热87% similarUnverified微波加热或水浴加热（sous-vide低温慢煮）必须选耐热标注≥100℃的PP/耐热PE袋，普通PE袋在70℃以上会软化变形释放物质87% similarUnverified不要用普通夹链袋做低温慢煮(sous vide)，标准PE袋在55℃以上长时间加热可能变形析出物质，须用专用真空袋或标注耐高温的PP袋86% similarUnverified微波加热或水煮加热需选耐温标注≥110℃的PP(聚丙烯)材质袋，普通PE保鲜袋耐温上限约90-110℃，超过会软化变形释放物质86% similar
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