Potassium azide (K(N3)) cas no:20762-60-1

NamePotassium azide (K(N3))
CAS20762-60-1
SynonymsPotassiumazide (6CI,8CI); PPG 101
EINECS(EC#)244-013-1
Molecular FormulaKN3
Molecular Weight81.12

Hazardclass6.1(a)

Safety

A poison by ingestion. Hydrolysis yields KOH which is toxic and irritating. When heated it explodes weakly releasing nitrogen. Explosive reaction with sulfur dioxide at 120°C. Reacts with carbon disulfide to form an explosive product. Reacts violently with manganese dioxide when warmed. When heated to decomposition it emits very toxic fumes of NO_x and K₂O. See also AZIDES. 
RIDADR of Potassium Azide (CAS NO.20762-60-1): 2811
HazardClass: 6.1(a)
PackingGroup: II

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
bird - wild	LD50	oral	17800ug/kg (17.8mg/kg)		Archives of Environmental Contamination and Toxicology. Vol. 12, Pg. 355, 1983.
rat	LD50	oral	27mg/kg (27mg/kg)		National Technical Information Service. Vol. PB85-143766,