Agent Name

Ammonium molybdate tetrahydrate

CAS Number

12054-85-2

Formula

Mo7-O24.6H4-N.4H2-O

Major Category

Metals

Synonyms

Ammonium Molybdate [USAN]; Ammonium molybdate ((NH4)6Mo7O24) tetrahydrate; Ammonium molybdate hydrate ((NH4)6Mo7O24.4H2O); Ammonium molybdate tetrahydrate ((NH4)6Mo7O24.4H2O); Ammonium paramolybdate tetrahydrate; Hexaammonium molybdate tetrahydrate; [ChemIDplus]

Category

Metals, Inorganic Compounds

Description

White or colorless to slightly greenish or yellowish crystalline solid or powder; Soluble in water (43g/100mL); [MSDSonline]

Sources/Uses

Used as a reagent, catalyst, and in pigments; [Hawley]

Comments

An irritant; [MSDSonline] See "Ammonium molybdate." See "Molybdenum."

Exposure Assessment
TLV (ACGIH)

0.5 mg/m3, as Mo, respirable fraction

PEL (OSHA)

5 mg/m3, as Mo

IDLH (NIOSH)

1000 mg/m3, as Mo

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: