| CAS: | 10294-66-3 |
| MF: | K2O3S2 |
| MW: | 190.32 |
| EINECS: | 233-666-8 |
| Product Categories: | Inorganic Salts ; Potassium ; Inorganics ; Synthetic Reagents |
| Mol File: | 10294-66-3.mol |
| Potassium thiosulfate Chemical Properties |
| density | 1.484 g/mL at 25 °C |
| form | colorless hygroscopic crystals |
| Water Solubility | g/100g H2O: 96.1 (0°C), 165.0 (25°C), 312.0 (90°C); solid phase, K2S2O3 · 2H2O (0°C), 3K2S2O3 ·5H2O (25°C), K2S2O3(90°C) [KRU93]; insoluble alcohol [MER06] |
| Merck | 13,7777 |
| Stability: | Stable. Incompatible with strong acids, strong oxidizing agents. |
| CAS DataBase Reference | 10294-66-3(CAS DataBase Reference) |
| EPA Substance Registry System | Thiosulfuric acid (H2S2O3), dipotassium salt (10294-66-3) |
1) Pharmaceutical Industry
Potassium thiosulfate used in pharmaceutical, fiber modifier
2)Other Industries
Potassium thiosulfate used for organic selective reduction reaction of the groups; Used as aldehydes, ketones and acyl chloride type of reducing agent, organic functional groups can be RCHO, RCOR, RCOCl reduction for RCH2, CHR2, HOHR, RCH2OH, etc; Also used in analytical chemistry, paper-making industry, treatment of wastewater containing mercu ry and synthetic fiber and potassium.