Agent Name

Potassium sulfite

CAS Number

10117-38-1

Formula

H2-O3-S.2K

Major Category

Other Classes

Synonyms

Dipotassium sulfite; Sulfurous acid, dipotassium salt; Sulfurous acid, potassium salt; [ChemIDplus]

Category

Sulfites

Description

Dihydrate: White solid; Slowly oxidized by air to sulfate; [Merck Index] White powder; [MSDSonline]

Sources/Uses

Used in photography, food and cosmetics (preservative and antioxidant), and drugs (cathartic and diuretic); [HSDB]

Comments

An irritant; [MSDSonline] See "SULFITES."

Adverse Effects
Asthma

Yes

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: