Agent Name

Manganese(II) acetate tetrahydrate

CAS Number

6156-78-1

Formula

C4-H6-O4.Mn.4H2-O

Major Category

Metals

Synonyms

Manganese acetate tetrahydrate; Manganese diacetate, tetrahydrate; Manganous acetate tetrahydrate; Acetic acid, manganese(2+) salt, tetrahydrate; [ChemIDplus]

Category

Organic Acids, Metal Salts

Description

Light red transparent solid; [Merck Index] Light pink hygroscopic crystals; [Acros Organics MSDS]

Sources/Uses

Used as a mordant in dyeing, to make a brown pigment, and as a drying agent for paints and varnishes; [Merck Index]

Comments

An irritant; Possible reproductive and fetal toxicant; [Acros Organics MSDS] See "Manganese(II) acetate." See "Manganese" and linked occupational diseases.

Exposure Assessment
TLV (ACGIH)

0.02 mg/m3, as Mn (respirable fraction), 0.1 mg/m3, as Mn (inhalable fraction)

PEL (OSHA)

Ceiling(OSHA)=5 mg/m3, as Mn

MAK

0.2 mg/m3, as Mn (inhalable fraction), 0.02 mg/m3, as Mn (respirable fraction)

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:

Processes

Industrial Processes with risk of exposure: