NIOBIUM (IV) OXIDE
Synonym(s):Niobium dioxide;Niobium dioxide (NbO2 );Niobium oxide (Nb2 O4 )
- CAS NO.：12034-59-2
- Empirical Formula: NbO2
- Molecular Weight: 124.91
- MDL number: MFCD00016242
- EINECS: 234-809-7
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-06-23 16:59:16
What is NIOBIUM (IV) OXIDE?
Chemical properties
black powder
The Uses of NIOBIUM (IV) OXIDE
Niobium(IV) oxide is used as a reducing agent, which reduces carbon dioxide and sulfur dioxide to carbon and sulfur respectively. It finds application in dielectric material for electronic capacitors. It is also used for manufacturing metal niobium metal, in optical glass and in electronic industry.
Flammability and Explosibility
Not classified
Properties of NIOBIUM (IV) OXIDE
| Melting point: | 1901°C |
| Density | 5.9 g/mL at 25 °C(lit.) |
| form | Powder |
| color | white tetragonal crystals, crystalline or
powder |
| Specific Gravity | 5.9 |
| Water Solubility | Insoluble in water. |
| CAS DataBase Reference | 12034-59-2(CAS DataBase Reference) |
| EPA Substance Registry System | Niobium oxide (NbO2) (12034-59-2) |
Safety information for NIOBIUM (IV) OXIDE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. |
Computed Descriptors for NIOBIUM (IV) OXIDE
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