Potassium pyrosulfate CAS#: 7790-62-7; ChemWhat Code: 18858
Names & Identifiers |
| Product Name | Potassium pyrosulfate |
| Synonyms | Disulfuricacid,dipotassiumsalt;POTASSIUM HYDROGEN SULFATE;POTASSIUM PYROSULFATE;POTASSIUM PYROSULPHATE;POTASSIUM DISULFATE;DIPOTASSIUM DISULFATE;DI-POTASSIUM DISULPHATE;POTASSIUM DISULFATE R. G. |
| CAS Registry Number | 7790-62-7 |
| Molecular Formula | K2O7S2 |
| Molecular Weight | 254.32 |
| EINECS | 232-216-8 |
| Other Registry Numbers | |
| IUPA Names, InChI, InChI Key, Canonical SMILES, etc.: | IUPA Names, InChI, InChI Key, Canonical SMILES, etc. |
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Chemical & Physical Properties |
| Melting point | 325 °C |
| Density | 2.28 g/mL at 25 °C(lit.) |
| Storage | Storage temperature: no restrictions. |
| Solubulity | H2O: 0.1 M at 20 °C, clear, Colorless |
| form | Solid |
| Color | White |
| PH | 0.8 (50g/l, H2O, 20℃) |
| Water Solubility | MAY DECOMPOSE |
| Sensitive | Hygroscopic |
| Merck | 14,7664 |
| Stability: | Stable. Incompatible with strong acids, strong bases. |
| More Properties From PubChem | Topological Polar Surface Area, Monoisotopic Mass, etc. |
| EPA Substance Registry System | Disulfuric acid, dipotassium salt(7790-62-7) |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | C |
| R Phrase | 34 |
| S Phrase | 26-36/37/39-45 |
| RIDADR | UN 3260 8/PG 2 |
| WGK Germany | 3 |
| Storage Class | 8 |
| Packing Group | II |
| More Safety & Hazards From PubChem | Signal, GHS Hazard Statements, Precautionary Statement Codes, etc. |
Literature |
| Literature on PubChem | Synthesis References, Metabolite References, etc. |
Patents |
| Patents on PubChem | Related Patents Of This Product |
Transportation, Storage & Usage |
| Transportation | No Information |
| Storage | No Information |
| Usage | No Information |
Spectral Properties |
| No Information |
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