Unverified90% confidenceDecision RuleTime unknown

强酸性清洁剂（pH<2，如含盐酸/草酸）去除水垢皂垢效果强，但会腐蚀抛光砖表面釉层导致失光发雾，抛光砖/釉面砖应选pH 5-9的中性或弱酸配方

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瓷砖清洁剂category

Related Claims

Unverified去除瓷砖水垢、皂垢应选pH<3的酸性清洁剂（含盐酸、氨基磺酸或有机酸），碱性洗涤剂对钙镁水垢基本无效82% similar Unverified水垢、皂垢、尿碱属碱性污垢，必须用含盐酸/柠檬酸/氨基磺酸的酸性清洁剂（pH＜3）才能溶解；普通碱性/中性清洁剂对硬水垢基本无效82% similar Unverified选择基于表面活性剂+柠檬酸/EDTA的中性或弱酸性洁厕块（pH 5-8），可实现除垢与配件兼容的平衡；强酸型（pH＜3）除垢强但会腐蚀金属进水阀81% similar

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