Safety data for hydroxylamine hydrochloride
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Toxicity data
Risk phrases
Safety phrases
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Synonyms: hydroxyamine hydrochloride, hydroxyammonium chloride,
hydroxylamine chloride (1:1), hydroxylammonium chloride, oxammonium hydrochloride
Molecular formula: H3NO HCl
CAS No: 5470-11-1
EC No: 226-798-2
Physical data
Appearance: white crystalline powder
Melting point: ca. 159 C (decomposes)
Boiling point:
Specific gravity: 1.67
Vapour pressure:
Flash point:
Explosion limits:
Autoignition temperature:
Stability
Substances to be avoided include
strong oxidizing agents. Heating above 115 C may cause explosion; do
not store above 65C. Moisture and air sensitive.
Toxicology
Corrosive, causes burns. Harmful by inhalation, ingestion
or skin absorption. Extremely destructive of mucous membranes,
upper respiratory tract, eyes and skin. Possible mutagen.
May cause convulsions.
(The meaning of any abbreviations which appear in this section
is given
here.)
ORL-RAT LD50 141 mg kg-1
ORL-MUS LD50 408 mg kg-1
IPR-MUS LD50 10 mg kg-1
SCU-MUS LD50 125 mg kg-1
(The meaning of any risk phrases which appear in this section is
given here.)
R5 R22 R25 R34 R36 R38 R40 R42 R43 R48 R50.
Personal protection
Safety glasses or face mask. Good ventilation.
(The meaning of any safety phrases which appear in this section
is given here.)
S22 S24 S37 S61.