Agent Name
Ammonium bisulfide
Major Category
Other Classes
Synonyms
Ammonium hydrogen sulfide; Ammonium hydrosulfide; Ammonium mercaptan; Ammonium sulfhydrate; Ammonium sulfide; Monoammonium sulfide; Sirnik amonny [Czech]; Ammonium hydrogensulphide; [ChemIDplus] UN2683
Category
Sulfur Compounds
Description
White to yellow hygroscopic solid; [ICSC] Decomposes when moisture or >0 deg C; [Hawley] Technical grade is 40-44% and kept basic with sodium hydroxide; [CAMEO] Solution has strong odor of rotten eggs and ammonia; [CHRIS]
Sources/Uses
Used in lubricants; [Merck Index] Used in photography, textiles, synthetic flavors, for coloring brasses and bronzes, and for iron control (soda ash production); [CAMEO]
Comments
Crystals decompose at room temperature forming hydrogen sulfide (may be fatal) and ammonia; A severe skin irritant; [Merck Index] A severe skin, eye, and respiratory tract irritant; Can be absorbed through skin; [ICSC] Produces hydrogen sulfide on mixing with water; A reducing agent; [CAMEO] Aqueous solution: Causes severe eye burns and severe skin irritation; Inhalation of 500 ppm for 30 minutes causes headache, dizziness, and bronchial pneumonia; 600 ppm for 30 minutes can be fatal; Can be absorbed through skin resulting in hydrogen sulfide poisoning; [CHRIS] Causes mydriasis, dyspnea, and respiratory stimulation in lethal-dose animal studies (dermal, intraperitoneal, intravenous, and oral routes); [RTECS] See "Hydrogen sulfide."
Explanatory Notes
The Guide in the Emergency Response Guidebook is for "Ammonium sulfide, solution."
Other Poison
Chemical Asphyxiant
Diseases
Occupational diseases associated with exposure to this agent:
Processes
Industrial Processes with risk of exposure:
Activities
Activities with risk of exposure: