[KongchangAI]
Unverified90% confidenceCautionTime unknown

以碳酸钙为研磨剂、颗粒较细,去除茶渍咖啡渍等外源性色素有一定效果,但对内源性牙齿发黄(如四环素牙、氟斑牙)基本无效

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Long-term
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