The autoprotolysis exists in amphoteric compounds too.
在两性化合物中，也存在着质子自递现象。
The experimental results showed that boiling water extraction is suitable for testing soluble hexavalent chromium compounds and weak alkaline extraction suitable for amphoteric metal coatings.
实验表明，沸水萃取法适用于可溶性六价铬的萃取，弱碱萃取法可用于两性金属涂镀层。
The experimental results showed that boiling water extraction is suitable for testing soluble hexavalent chromium compounds and weak alkaline extraction suitable for amphoteric metal coatings.
实验表明，沸水萃取法适用于可溶性六价铬的萃取，弱碱萃取法可用于两性金属涂镀层。
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