Agent Name

Calcium sulfide

CAS Number

20548-54-3

Formula

Ca-S

Major Category

Metals

Synonyms

Hepar sulfuris calcareum; Calcium sulphide; [ChemIDplus]

Category

Metals, Inorganic Compounds

Description

White solid when pure; Crude and luminous forms may be yellowish to pale-grey; Odor of hydrogen sulfide in moist air; [Merck Index] Colorless powder with an odor of rotten eggs; [Alfa Aesar MSDS]

Sources/Uses

Used in phosphors, lubricant additives, and luminous paints; Has been used in wound treatment (veterinary medicine); [Merck Index]

Comments

Oxidizes in dry air and decomposes in moist air; [Merck Index] Decomposed by water; A skin and strong eye irritant; [Alfa Aesar MSDS]

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: