| Trade name | POPS |
| Chemical name | Propargyl-3-sulfopropyl ether, sodium salt |
| Molecular formula | C6H9O4SNa |
| CAS.# | 30290-53-0 |
| Assay | 45% |
| Appearance | Yellowish liquid |
| Application | Brightening agent for nickel plating, it has good leveling effect Together with PPS,PPS-OH. |
