CAS 27206-35-5 ; SPS copper plating chemicals ; Copper foil making ; Bis-(Sodium Sulfopropyl)-Disulfide
Chemical nature
| Chemical name | Bis-(Sodium Sulfopropyl)-Disulfide |
| Molecular formula | C6H12Na2 O6S4 |
| Molecular weight | 354.4 |
| CAS No. | 27206-35-5 |
Properties
| Physical form | White to yellowish powder |
| Concentration (%) |
≥90.0 (oxidation-reduction method) |
| PH | 3.0 ~ 7.0(38 % water solution) |
| Solubility(20°C) | 38 % water solution is transparent and clear |
Application
SPS is used as a brightener and grain refiner in copper electroplating baths at a concentration of 10-50mg/L.
Packing
25 Kg/Iron drum, stored in cool and dry place.