Chemical Product Library / Reference
Iron oxide black
Chemical identity, technical indicators, performance and application reference. Confirm specifications and regulatory suitability against supplier documentation.
Chemical identity
| English name | Iron oxide black |
|---|---|
| English synonyms | Fe3O4;Black iron oxide;Pigment Black 11 |
| Chinese name | 氧化铁黑 |
| Chinese synonyms | 铁黑;氧化铁黑;颜料黑11 |
| Chemical category | Iron Oxide Pigments |
| CAS No. | 1317-61-9 |
| EINECS No. | 215-277-5 |
| Molecular formula | Fe3O4 |
| Molecular weight | 231.53 |
PubChem structure images are reference depictions, not proof of composition, purity, grade, or regulatory status. Mixtures and polymers may not have a single representative structure.
Technical indicators
Fe3O4 content ≥95.0%; water-soluble matter ≤0.5%; loss on ignition ≤1.0%; residue on 325 mesh ≤0.5%
Performance characteristics
Black powder, good light fastness and chemical resistance, insoluble in water
Application scenarios
Pigments (coatings, construction materials, plastics), magnetic materials, toners