Phosphotungstic acid hydrate
- Product NamePhosphotungstic acid hydrate
- CAS12501-23-4
- CBNumberCB6465748
- MFH3O41PW12(-2)
- MW2896.04
- EINECS603-020-3
- MDL NumberMFCD00149915
- MOL File12501-23-4.mol
- MSDS FileSDS
Chemical Properties
| Melting point | ~95 °C(lit.) |
| Boiling point | 107.9℃[at 101 325 Pa] |
| Density | 3.88[at 20℃] |
| bulk density | 960kg/m3 |
| vapor pressure | 19.2hPa at 20℃ |
| storage temp. | room temp |
| form | Solid |
| color | White |
| PH | 1.3 (20g/l, H2O, 20℃) |
| Water Solubility | soluble |
| Sensitive | Hygroscopic |
| Exposure limits | ACGIH: TWA 3 mg/m3 NIOSH: TWA 5 mg/m3; STEL 10 mg/m3 |
| Stability | hygroscopic |
| InChI | 1S/H3O4P.H2O.36O.12W/c1-5(2,3)4;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/h(H3,1,2,3,4);1H2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
| InChIKey | YLIQWAMEHLESGU-UHFFFAOYSA-L |
| SMILES | O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.OP(O)(O)=O |
| CAS DataBase Reference | 12501-23-4(CAS DataBase Reference) |
| UNSPSC Code | 12352302 |
Safety
| Symbol(GHS) |
  
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| Signal word | Danger | |||||||||
| Hazard statements | H302-H314-H411 | |||||||||
| Precautionary statements | P260-P273-P280-P301+P312-P303+P361+P353-P305+P351+P338 | |||||||||
| Hazard Codes | C,Xi | |||||||||
| Risk Statements | 34-36/37/38 | |||||||||
| Safety Statements | 26-36/37/39-45-24/25-37/39-36 | |||||||||
| RIDADR | UN 3260 8/PG 3 | |||||||||
| WGK Germany | 3 | |||||||||
| RTECS | TH5650000 | |||||||||
| F | 3-10-23 | |||||||||
| TSCA | Yes | |||||||||
| HS Code | 2811 19 80 | |||||||||
| HazardClass | 8 | |||||||||
| Storage Class | 8B - Non-combustible corrosive hazardous materials | |||||||||
| Hazard Classifications | Acute Tox. 4 Oral Aquatic Chronic 2 Eye Dam. 1 Skin Corr. 1C | |||||||||
| Toxicity | LD50 orally in Rabbit: 3300 mg/kg | |||||||||
| NFPA 704: |
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