Calcium Sulfide

Name:
Calcium Sulfide
Detailed information:

M Formula:	CaS
Properties:
Yellow to light-gray powder; odor of hydrogen sulfide in moist air; unpleasant alkaline taste. D 2.6. Gradually decomposes in moist air or in weak acids; decomposed by acids. Slightly soluble in water with partial decomposition; insoluble in alcohol.
Derivation:
Strong heating of pulverized calcium sulfate and charcoal.
Hazard:
Irritating to skin and mucous membranes.
Use:
Luminous paint, depilatory, preparation of arsenic-free hydrogen sulfide, lubricant additive, ore dressing and flotation agent, phosphors.