Ammonium bisulfite
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."
Biomedical References
Exposure Assessment
Explanatory Notes
The Guide from the Emergency Response Guidebook is for "Bisulfites, aqueous solution."
Diseases, Processes, and Activities Linked to This Agent
Processes
Industrial Processes with risk of exposure: