Agent Name

Calcium permanganate

CAS Number

10118-76-0

Formula

Mn2-O8.Ca

Major Category

Other Classes

Synonyms

Acerdol; Calcium permanganate (Ca(MnO4)2); Permanganate de calcium [French]; Permanganato calcico [Spanish]; UN1456; [ChemIDplus]

Category

Inorganic Oxidizing Agents

Description

Violet to purple crystals (tends to adsorb water from air and become liquid); [HSDB]

Sources/Uses

Used as an antiseptic, disinfectant, and deodorizer; Used in welding electrode coatings/fluxes and in liquid rocket propellants; [HSDB]

Comments

Very toxic by ingestion, inhalation, or skin absorption; Can cause skin burns; [CAMEO] Potassium permanganate crystals and concentrated solutions are corrosive (release potassium hydroxide when contact water); Permanganates can induce methemoglobinemia after ingestion; [Olson, p. 133]] See "Manganese" and linked occupational diseases.

Exposure Assessment
Bioaccumulates

Yes

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)

Explanatory Notes

For occupational exposure limits, see "Manganese";

Adverse Effects
Neurotoxin

Parkinson's Syndrome

Hepatotoxin

Hepatotoxin, Secondary

Methemoglobinemia

Methemoglobinemia, Secondary

Dermatotoxin

Skin Burns

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

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: