We are leading and experienced supplier of Polyethylenimine (PEI) in China. The details of our PEI are as follows:
CAS No.: 25987-06-8,106899-94-9, 9002-98-6
Molecular formula: -(-CH=CH-NH-)-n
Assay:50%, 99% min.
Average molecular weight:300, 600, 1800, 2000, 10000, and 70000;
Appearance: Colorless or yellowish liquid
PH value: 11-12
Usage: 0.1-10mg/l
Application: It is used as basic brightener, crystal-grained agent to improve Dispersion force in alkaline plating for zinc, copper, tin, copper-tin alloy, aluminum alloy and etc.
To know more, please contact us by jane@brightchemical.com.cn
Permanent link: http://www.vvchem.com/sell/cas:25987-06-8,3261229.html
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