Tantalum sulfide
- CAS NO.：12143-72-5
- Empirical Formula: S2Ta
- Molecular Weight: 245.08
- MDL number: MFCD00049569
- EINECS: 235-265-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 05:17:18
What is Tantalum sulfide?
Chemical properties
Black powder or crystals. Insoluble in water.
The Uses of Tantalum sulfide
Tantalum disulfide (TaS2) is used to make solid lubricants and special noncorrosive greases.
The Uses of Tantalum sulfide
Solid lubricant.
Properties of Tantalum sulfide
| Melting point: | >1300°C |
| Density | 6.860 |
| solubility | insoluble in H2O |
| form | black hexagonal crystals |
| color | black hexagonal, hexane crystals, crystalline |
| Water Solubility | insoluble H2O [HAW93] |
| EPA Substance Registry System | Tantalum sulfide (TaS2) (12143-72-5) |
Safety information for Tantalum sulfide
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H227:Flammable liquids H314:Skin corrosion/irritation |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. P363:Wash contaminated clothing before reuse. P301+P330+P331:IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P370+P378:In case of fire: Use … for extinction. P405:Store locked up. P403+P235:Store in a well-ventilated place. Keep cool. |
Computed Descriptors for Tantalum sulfide
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