PME also called propynol ethoxylate,the Cas No.is 3973-18-0.And the molecular formular is C₅H₈O₂. It is clear colorless to yellowish liquid which used as eveling agent/brightener or corrosion inhibitor for ferrous metals.
Uses:
1.Brightener for Nickel Plating.
2.It be used as a leveling agent, and emits light quickly. It usually needs to be used in conjunction with BEO, PPS, PVSS, COSS, PESS or MOSS and auxiliary brighteners

Chemical name:PME
Other name:Propynol ethoxylate
Molecular formula:C₅H₈O₂
Molecular weight:100.12
CAS NO.:3973-18-0
Appearance: Clear colorless to yellowish liquid
Assay:98%
Package:25kg/drum