Agent Name

Ammonium bisulfite

CAS Number

10192-30-0

Formula

H3-N.H2-O3-S

Major Category

Other Classes

Synonyms

Ammonium acid sulfite; Ammonium hydrogen sulfite; Ammonium hydrosulfite; Ammonium monosulfite; Ammonium sulfite, hydrogen; Monoammonium sulfite; Sulfurous acid, monoammonium salt; [ChemIDplus] UN2693

Category

Sulfites

Description

Colorless to yellow solid; [ICSC] Sold only in solution; [Merck Index] Available as 44% and 68% solution; [MSDSonline]

Sources/Uses

Used in preservatives, fertilizers, grain treatments, explosives, paper production, and corrosion control in drilling fluids; [HSDB] Also used in photography, food preservation, and the gold industry (cyanide destruction process); [MSDSonline]

Comments

No listed effects of short-term or long-term exposure; [ICSC] Toxic by inhalation, ingestion, and skin absorption; A strong skin and mucous membrane irritant; [CAMEO] A skin, eye, and respiratory tract irritant; Some individuals are sensitive to sulfites; [MSDSonline] See "SULFITES."

Exposure Assessment
Explanatory Notes

The Guide from the Emergency Response Guidebook is for "Bisulfites, aqueous solution."

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
Processes

Industrial Processes with risk of exposure: