Calcium Sulfide CAS#20548-54-3

Calcium Sulfide CAS#20548-54-3
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Calcium Sulfide CAS#20548-54-3
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Chemical Name:Calcium Sulfide
CAS No.:20548-54-3
Molecular Formula:CaHS
Sample: Available
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Calcium Sulfide CAS#20548-54-3

Calcium sulfide is slightly soluble in water but insoluble in alcohol.  It reacts with acids, producing hydrogen sulfide gas.  Calcium sulfide is pale yellow to light gray with a bitter taste.  It is hygroscopic, producing an odor of H2S in moist air.

CALCIUM SULFIDE Chemical Properties

Melting point

2000 °C

density

2.6

refractive index

2.12

solubility

slightly soluble in H2O; insoluble in ethanol

form

Powder

Specific Gravity

2.5

color

White

Water Solubility

Slightly soluble in water. Insoluble in alcohol.

Sensitive

Moisture Sensitive

Crystal Structure

NaCl type

crystal system

Cube

Merck

14,1707

Space group

Fm3m

Lattice constant

a/nmb/nmc/nmα/oβ/oγ/oV/nm30.569080.569080.569089090900.1843

CAS DataBase Reference

20548-54-3(CAS DataBase Reference)

EPA Substance Registry System

Calcium sulfide (CaS) (20548-54-3)


Safety Information

Hazard Codes

Xi,N

Risk Statements

31-36/37/38-50

Safety Statements

28-61

RIDADR

UN 3179 4.1/PG 2

WGK Germany

2

TSCA

Yes

HazardClass

4.3

PackingGroup

III


Product Usage

It can be used to make luminous paint and thiourea, and is also used as a food preservative, lubricant filler, depilation agent in the leather industry, etc. It can also be used as an analytical reagent and a base for phosphors. The pure product is used in the electronics industry.



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