3-mercapto-1-propanesulfonic acid, sodium salt (MPS)
Chemical name | 3-mercapto-1-propanesulfonic acid, sodium salt |
Empirical formula | C3H7O3S2Na |
Molecular weight | 178 |
CAS NO | 17636-10-1 |
Characteristic:
Item | Description |
Appearance | White powder |
Assay | Apprix.85% |
Solubility(at20℃) | In water apprix.50% (slightly soluble in alcohols) |
Concentration in the bath | 20-100mg/L |
Valid period(year) | 2 |
Storage condition | Stored in cool and dry place |
Main application:
In the electroplating industry MPS serves as a brightening agent in acid copper baths to improve the deposition of copper coatings for decorative and functional purposes. The use of MPS together with polyethers and non-ionic surfactants results in brilliant and ductile coatings. An additional combination with polymeric amines, dyestuffs and other thio compounds in possible as well.
Package:
25kg/iron drum
