Chemical name | 3-S-Isothiuronium propyl sulfonate |
Trade name | UPS |
CAS No | 21668-81-5 |
EINECS No | 244-520-8 |
Molecular formula | C4H10N2O3S2 |
Molecular weight | 198.26 |
PH value | 1.0~4.0 (5% water) |
Water Solubility | 25mg/mL, clear, colorless |
Assay | 95% |
Appearance | white powder |
Application:
1,Used as an intermediate of additive for electroplating, used to prepare brightener for copper plating, and used in acid copper plating with polyvinyl alcohol or non-ionic surfactant, a bright and ductile copper plating layer can be obtained.
2,It can also be used in other acidic plating bath, other precious metals such as acidic silver plating and palladium plating.