COBALT SULFIDE Property

Melting point:

>1116°C

Density 

5,45 g/cm³

vapor pressure 

0Pa at 20℃

RTECS 

GG3325000

solubility 

insoluble in H2O; soluble in acid solutions

form 

Powder

Specific Gravity

5.45

color 

Red

Water Solubility 

Insoluble in water.

Crystal Structure

NiAs type

Sensitive 

moisture sensitive

crystal system

Six sides

Space group

P63/mmc

Lattice constant

a/nm	b/nm	c/nm	α/o	β/o	γ/o	V/nm3
0.337	0.337	0.516	90	90	120	0.0508

Exposure limits

ACGIH: TWA 0.02 mg/m3

CAS DataBase Reference

1317-42-6(CAS DataBase Reference)

EPA Substance Registry System

Cobalt(II) sulfide (1317-42-6)

Safety

Hazard Codes 

Xi,N

Risk Statements 

43-50/53

Safety Statements 

24-37-60-61

RIDADR 

3077

TSCA 

Yes

HazardClass 

9

Hazardous Substances Data

1317-42-6(Hazardous Substances Data)

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Hazard statements

H317May cause an allergic skin reaction

H400Very toxic to aquatic life

H410Very toxic to aquatic life with long lasting effects

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P321Specific treatment (see … on this label).

P333+P313IF SKIN irritation or rash occurs: Get medical advice/attention.

COBALT SULFIDE Chemical Properties,Usage,Production

Chemical Properties

Brown to raddish powder

Uses

It is used as a catalysts for the industrial process called?hydrodesulfurization. It is used to purify the cobalt from its ore & in qualitative inorganic analysis. It is used as a electrode material for lithium sulfur batteries, thermal batteries & lithium ion secondary batteries.

Uses

Cobalt Sulfideis used as a catalyst for hydrogenation or hydrodesulfurization reactions. Cobalt sulfide is found in nature as the mineral sycoporite.

Flammability and Explosibility

Not classified

Safety Profile

Suspected carcinogen with experimental tumorigenic data. Mutation data reported. If dried at 300’C it igmtes spontaneously in air. See also COBALT COMPOUNDS and SULFIDES.