Agent Name

Zinc permanganate

CAS Number

23414-72-4

Formula

H-Mn-O4.1/2Zn

Major Category

Metals

Synonyms

Permanganato de cinc [Spanish]; Permanganic acid (HMnO4), zinc salt; [ChemIDplus] UN1515

Category

Metals, Inorganic Compounds

Description

Purplish to black deliquescent crystals; [HSDB]

Sources/Uses

Used as an oxidizing agent, antiseptic, and astringent; [HSDB]

Comments

Toxic by ingestion--causes gastrointestinal burns; Other adverse effects are methemoglobinemia, and injury to liver and kidneys; For a child, a lethal dose of 1 teaspoonful of potassium permanganate crystals was reported; Lethal dose is about 10 grams for an adult; [HSDB] A strong oxidizing agent; May spontaneously ignite combustible liquids; [CAMEO] Potassium permanganate crystals and concentrated solutions are corrosive (release potassium hydroxide when contact water); Permanganates can induce methemoglobinemia after ingestion; [Olson, p. 121] See "Zinc." 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), 0.1 mg/m3, as Zn (respirable fraction), 2 mg/m3 (inhalable fraction)

Adverse Effects
Neurotoxin

Parkinson's Syndrome

Hepatotoxin

Hepatotoxin, Secondary

Methemoglobinemia

Methemoglobinemia, Secondary

Dermatotoxin

Skin Burns

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Diseases

Occupational diseases associated with exposure to this agent:

Processes

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