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| Acidic solvent for chemical analysis. Used as an impurity agent for electrolytic metals in steel analysis. | |||||||||
7790-62-7
Boss Chemical
7790-62-7
| Potassium pyrosulfate Basic information | |
| Product Name: | Potassium pyrosulfate |
| CAS: | 7790-62-7 |
| MF: | K2O7S2 |
 MW: | 254.32 |
| EINECS: | 232-216-8 |
| Mol File: | 7790-62-7.mol |
| Potassium pyrosulfate Chemical Properties | |
| Melting point | 325 °C |
| bulk density | 830kg/m3 |
| density | 2.28 g/mL at 25 °C (lit.) |
| storage temp. | no restrictions. |
| solubility | H2O: 0.1 M at 20 °C, clear, colorless |
| form | Solid |
| color | White |
| Specific Gravity | 2.28 |
| Odor | Odorless |
| PH | 0.8 (50g/l, H2O, 20℃) |
| PH Range | 1 - 2 at 25.5 g/l at 25 °C |
| Water Solubility | MAY DECOMPOSE |
| Sensitive | Hygroscopic |
| Merck | 147,664 |
| Stability: | Stable. Incompatible with strong acids, strong bases. |
| CAS DataBase Reference | 7790-62-7(CAS DataBase Reference) |
| EPA Substance Registry System | Disulfuric acid, dipotassium salt (7790-62-7) |
