Hydroxylamine hydrochloride
Agent Name
Hydroxylamine hydrochloride
CAS Number
5470-11-1
Formula
Cl-H.H3-N-O
Major Category
Nitrogen Compounds
Synonyms
Hydroxyamine hydrochloride; Hydroxyammonium chloride; Hydroxylamine chloride; Hydroxylamine chloride (1:1); Hydroxylamine hydrochloride; Hydroxylamine-1-hydrochloride; Hydroxylammonium chloride; Oxammonium hydrochloride; [ChemIDplus] NA8027
Category
Hydroxylamines
Description
Colorless to off-white crystals that are hygroscopic and water soluble; [CAMEO]
Sources/Uses
Hydroxylamine is used in organic synthesis; in photographic developers; in the production of rubber, plastics, and steel; and in the separation of uranium and plutonium; [Ullmann]
Comments
A powerful reducing agent and a strong irritant of the skin and eyes; Can cause methemoglobinemia; Inhalation of high concentrations can induce toxic pneumonitis; [CAMEO] Negligible evaporation at room temperature; Harmful if dispersed particles are inhaled; A skin sensitizer; [ICSC] Causes skin burns; [MSDSonline] See "Hydroxylamine."
Biomedical References
Exposure Assessment
Explanatory Notes
Melting point = 304 deg F (decomposes); [CAMEO]
NFPA
will not burn
Adverse Effects
Skin Sensitizer
Yes
Toxic Pneumonitis
Yes
Methemoglobinemia
MetHgb is secondary toxic effect
Dermatotoxin
Skin burns
Diseases, Processes, and Activities Linked to This Agent
Diseases
Occupational diseases associated with exposure to this agent:
Processes
Industrial Processes with risk of exposure: