COBALT (IV) SULFIDE
Synonym(s):Cobalt disulfide;Cobalt(IV) sulfide
- CAS NO.：12013-10-4
- Empirical Formula: CoS2
- Molecular Weight: 123.05
- MDL number: MFCD00064735
- EINECS: 682-014-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:19:54
What is COBALT (IV) SULFIDE?
Chemical properties
black cub; -200 mesh with 99.5% purity [CRC10] [CER91]
The Uses of COBALT (IV) SULFIDE
Cobalt(IV) sulfide is a promising battery electrode material exhibiting good electrochemical properties for lithium sulfur batteries, thermal batteries and lithium ion secondary battery.
General Description
This product has been enhanced for energy efficiency.
Properties of COBALT (IV) SULFIDE
| Melting point: | decomposes at 269℃ [CRC10] |
| Density | 4.300 |
| RTECS | GG3310000 |
| form | Powder |
| color | Black |
| Water Solubility | Slightly soluble in acid. Insoluble in water. |
| Solubility Product Constant (Ksp) | pKsp: α-CoS: 20.4; β-CoS: 24.7 |
| Exposure limits | ACGIH: TWA 0.02 mg/m3 |
| EPA Substance Registry System | Cobalt sulfide (CoS2) (12013-10-4) |
Safety information for COBALT (IV) SULFIDE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07  Environment GHS09 |
| GHS Hazard Statements |
H317:Sensitisation, Skin H400:Hazardous to the aquatic environment, acute hazard |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P272:Contaminated work clothing should not be allowed out of the workplace. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P333+P313:IF SKIN irritation or rash occurs: Get medical advice/attention. |
Computed Descriptors for COBALT (IV) SULFIDE
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