| Chemical name | Sodium 3-(benzothiazol-2-ylthio)-1-propanesulfonate |
| Trade name | ZPS |
| CAS No | 49625-94-7 |
| EINECS No | 256-401-8 |
| Molecular formula | C10H10NNaO3S3 |
| Molecular weight | 311.3761 |
| Secondary ingredients | NaCl, 3-hydroxypropane sulfonate |
| Melting point | Decomposition at about 320. |
| PH value | 2-5 (10% aqueous solution) |
| Solubility | 10% Water Solution Transparent Clarification(@20 C) |
| Assay | 90% |
| Appearance | Light yellow powder |
Application:
It is used as brightener of acidic plating Copper baths and has the effect of depositing a bright and ductile coating when combining with polyethers and wetting agents, the effect of depositing a bright and ductile coating. For the chemical deposition of precious metals, ZPS is used as a stabilizer to prevent wild deposition.
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