Agent Name

Cobaltous iodide

CAS Number

15238-00-3

Formula

Co-I2

Major Category

Metals

Synonyms

Cobalt diiodide; Cobalt iodide (CoI2); [ChemIDplus] Cobalt (II) iodide; [Alfa Aesar MSDS]

Category

Metals, Inorganic Compounds

Description

alpha-Form: Black graphite-like solid; Highly hygroscopic turning blackish-green in air; beta-Form: Highly hygroscopic ochre-yellow solid; Deliquescent in moist air forming green droplets; [Merck Index] Black hygroscopic beads; [Alfa Aesar MSDS]

Sources/Uses

Used as a humidity indicator and catalyst; [Merck Index]

Comments

An irritant; May cause skin sensitization; Suspected mutagen; [Alfa Aesar MSDS] See "Cobaltous chloride."

Exposure Assessment
BEI

Cobalt in urine = 15 ug/L; sample at end of shift at end of workweek;

TLV (ACGIH)

0.02 mg/m3, as Co [0.01 ppm, inhalable fraction and vapor (iodides)]

Adverse Effects
Skin Sensitizer

Yes

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent: