amphoteric c metal 两性金属
The crosslinker used is an amphoteric metal salt, NT-2, capable of forming polynuclear olation complex ion.
以可生成多核羟桥络离子的两性金属盐NT-2为交联剂。
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。
应用推荐