Unverified85% confidenceDecision RuleTime unknown
过碳酸钠含量≥30%的氧系漂白剂去渍力显著更强，低于20%的产品主要起辅助增白作用，重度污渍需选择高浓度款
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85%
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Long-term
Relevance
-
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Unverified去除内筒霉斑污垢首选氧系（过碳酸钠）粉剂，浓度需过碳酸钠含量≥30%，靠溶解释放活性氧起泡剥离污垢，比含氯型对橡胶密封圈腐蚀小79% similarUnverified含活性氧（过碳酸钠）成分的泡腾片对滚筒内桶胶圈霉斑和皂垢分解效果显著，除霉效率优于单纯柠檬酸型，选购时看成分表首位是否为过碳酸钠或过氧化氢74% similarUnverified标注'环保无残留'的产品多为过碳酸钠分解为碳酸钠、水和氧气，无表面活性剂残留；而含表面活性剂的液体型需额外漂洗，否则残留会附着衣物引起皮肤刺激72% similarUnverified过碳酸钠（俗称『氧净/彩漂粉』）与小苏打不同，前者遇水释放活性氧适合漂白除渍，若目标是去黄渍、除霉斑应选过碳酸钠产品而非纯小苏打70% similarUnverified去污力越强的配方（高过碳酸钠+强碱）往往刺激性越大且需热水激活，日常轻污渍选温和配方即可，不必为偶尔的顽固污渍常备强力型70% similar
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