Agent Name

Diammonium dimolybdate

CAS Number

27546-07-2

Formula

H4-N.1/2Mo2-O7

Major Category

Metals

Synonyms

Ammonium molybdenum oxide ((NH4)2Mo2O7); Molybdate (Mo2O72-), diammonium; [ChemIDplus] ADM; Ammonium dimolybdate; AMMONIUM MOLYBDATE; Ammonium molybdate(VI) ((NH4)2Mo2O7); Diammonio Molibdato; Ammonio Dimolibdato; Diammonium molybdate; Ammonium molybdate (di); [Alfa Aesar MSDS]

Category

Metals, Inorganic Compounds

Description

White powder with an ammoniacal odor; Soluble in water; [Alfa Aesar MSDS]

Sources/Uses

Used in chemical synthesis, for extraction, refining, and processing of metals, as a coloring agent, construction materials additive, flame retardant, process regulator, catalyst, and in the production of other molybdenum compounds and alloys; [IUCLID] Used to make catalysts, activated charcoal impregnants, molybdenum compounds, base metals and alloys, and large scale and fine chemicals, to formulate lubricants-lubricant additives-greases, coatings-paints-thinners, fillers-putties-plasters, metal surface treatment products (including those for galvanizing and electroplating), non-metal surface treatment products, flux coating/core welding and soldering products, and laboratory chemicals, and as a micronutrient in fertilizers; [ExPub: ECHA REACH Registrations]

Comments

May cause irritation; [Alfa Aesar MSDS] See "Sodium molybdate(VI) dihydrate."

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: