PS(Propynesulfonic acid sodium salt) Trade name:PS CAS:55947-46-1 Chemical name:Propynesulfonic acid sodium salt Molecular formula:C3H3O3NaS Assay:25% Appearance:Yellowish transparent liquid related density@20°C:1.21-1.29 refractive index@20°C: 1.3900-1.3990 PH value:0.6-2.6 Usage:50-150mg/l Wastage:12g/KAH Application: Brightener, leveling agent, dispersant, impurities tolerance agent for Low current region