The crosslinker used is an amphotericmetal 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。
2
The experimental results showed that boiling water extraction is suitable for testing soluble hexavalent chromium compounds and weak alkaline extraction suitable for amphotericmetal coatings.