NIOBIUM SILICIDE
- CAS NO.：12034-80-9
- Empirical Formula: NbSi2
- Molecular Weight: 149.08
- MDL number: MFCD00151537
- EINECS: 234-812-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 00:05:39
What is NIOBIUM SILICIDE?
Chemical properties
Crystalline solid.
The Uses of NIOBIUM SILICIDE
Niobium silicide (NbSi2) is used as a lining for high-temperature refractory furnaces.
The Uses of NIOBIUM SILICIDE
Refractory material
The Uses of NIOBIUM SILICIDE
Niobium silicide is used as an organic chemical synthesis intermediate.
Preparation
niobium suicide (NbSi2), which can be formed by reacting niobium metal deposited on poly-Si and by using APCVD from the NbCl5—SiH4—H2 system.
Properties of NIOBIUM SILICIDE
| Melting point: | 1940 °C |
| Density | 5.7 |
| form | Powder |
| color | gray hexagonal, hexane crystals, crystalline |
| Resistivity | 50.4 (ρ/μΩ.cm) |
| Water Solubility | Insoluble in water. |
| Crystal Structure | Hexagonal |
| EPA Substance Registry System | Niobium silicide (NbSi2) (12034-80-9) |
Safety information for NIOBIUM SILICIDE
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for NIOBIUM SILICIDE
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