Unverified80% confidenceDecision RuleTime unknown
膏体开封后暴露空气易氧化变质，无防腐剂产品通常用软管密封+开封后30-60天用完，散装/铝罐盖装的无防腐配方开封后1个月未用完应丢弃
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80%
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Long-term
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