Agent Name

Magnesium acetate

CAS Number

142-72-3

Formula

C2-H4-O2.1/2Mg

Major Category

Metals

Synonyms

Acetic acid magnesium salt; Cromosan; Magnesium diacetate; Mg Acetate; Nu-Mag; Acetic acid, magnesium salt; Magnesium di(acetate); [ChemIDplus]

Category

Organic Acids, Metal Salts

Description

Tetrahydrate: Colorless or white deliquescent solid; [Merck Index] White hygroscopic crystals with a mild odor of acetic acid; [Mallinckrodt Baker MSDS]

Sources/Uses

Used as a buffer and to detect sodium; [Merck Index] Used as a catalyst for sulfuric acid; [EPA OHM/TADS] Permitted for use as an inert ingredient in non-food pesticide products; [EPA]

Comments

Members of the acetic acid and salts subcategory demonstrate low acute oral, dermal, and inhalation toxicity; Hyperplasia of the esophagus and forestomach in repeated-dose oral studies of rats; Increased spleen and kidney weights and signs of kidney injury in continuous inhalation studies at 23-31 ppm/day (60-80 mg/m3/day); No maternal or developmental toxicity in mice, rats, or rabbits in oral studies (doses up to 1,600 mg/kg/day); No evidence of mutagenicity; [EPA ChAMP: Hazard Characterization] May cause irritation; [Mallinckrodt Baker MSDS] See "Sodium acetate."

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