37267-86-0
| Name | Metaphosphoric acid |
| CAS | 37267-86-0 |
| EINECS(EC#) | 253-433-4 |
| Molecular Formula | HO3P |
| MDL Number | MFCD00011351 |
| Molecular Weight | 79.98 |
| MOL File | 37267-86-0.mol |
Chemical Properties
| Appearance | transparent glass-like solid |
| Melting point | 21°C |
| Boiling point | 158°C |
| bulk density | 1000kg/m3 |
| density | 2,2 g/cm3 |
| vapor pressure | 0.04 hPa at 20 °C |
| storage temp. | Store below +30°C. |
| solubility | Soluble in alcohol. |
| form | pieces |
| color | Glassy |
| Odor | Odorless |
| PH | 2 (20°C, 33g/L in H2O) |
| Stability: | Stable. Incompatible with strong bases, most metals. |
| Water Solubility | Decomposes in water. Soluble in alcohol. |
| Sensitive | Hygroscopic |
| Merck | 14,7345 |
| Cosmetics Ingredients Functions | CHELATING BUFFERING |
| InChI | 1S/HO3P/c1-4(2)3/h(H,1,2,3) |
| InChIKey | UEZVMMHDMIWARA-UHFFFAOYSA-N |
Safety Data
| Symbol(GHS) |  GHS05 |
| Signal word | Danger |
| Hazard statements | H314 |
| Precautionary statements | P260-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363 |
| Hazard Codes | C |
| Risk Statements | |
| Safety Statements | |
| RIDADR | UN 3260 8/PG 3 |
| WGK Germany | 3 |
| F | 3 |
| TSCA | Yes |
| HazardClass | 8 |
| PackingGroup | III |
| HS Code | 28092019 |
| Storage Class | 8A - Combustible corrosive hazardous materials |
| Hazard Classifications | Eye Dam. 1 Skin Corr. 1B |