Antimony(III) oxide
ALDRICH/637173 - nanopowder, <250 nm particle size (TEM), ≥99.9% trace metals basis
Synonym: Antimony trioxide; Diantimony trioxide
CAS Number: 1309-64-4
Empirical Formula (Hill Notation): O3Sb2
Molecular Weight: 291.52
EC Number: 215-175-0
MDL Number: MFCD00011214
Linear Formula: Sb2O3
Product Type: Chemical
| assay | ≥99.9% trace metals basis |
| bp | 1550 °C (lit.) |
| bulk density | 0.5‑0.6 g/mL |
| form | nanopowder |
| InChI | 1S/3O.2Sb |
| InChI key | ADCOVFLJGNWWNZ-UHFFFAOYSA |
| mp | 655 °C (lit.) |
| particle size | <250 nm (TEM) |
| Quality Level | 100 ![]() |
| reaction suitability | reagent type: catalyst core: antimony |
| SMILES string | O=[Sb]O[Sb]=O |
| surface area | 15.6 m2/g , typical |
| Packaging: | 25, 100 g in poly bottle |
| Symbol | GHS08 |
| Signal word | Warning |
| Hazard statements | H351 |
| Precautionary statements | P201 - P202 - P280 - P308 + P313 - P405 - P501 |
| Hazard Codes | Xn |
| Risk Statements | 40 |
| Safety Statements | 22-36/37 |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥99.9% trace metals basis |
| bp | 1550 °C (lit.) |
| mp | 655 °C (lit.) |
| UNSPSC | 12352302 |


