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Description
Catalogue Number	822335
Synonyms	Hydrazoic azid sodium salt

Applications
Application	Sodium azide for synthesis. CAS No. 26628-22-8, EC Number 247-852-1.

Physicochemical Information
Boiling point	300 °C (1013 hPa) (rigorous decomposition)
Density	1.85 g/cm3 (20 °C)
Melting Point	370 – 425 °C (decomposition)
pH value	10 (65 g/l, H₂O, 25 °C)
Solubility	408 g/l

Toxicological Information
LD 50 oral	LD50 Rat 27 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H300 + H310 + H330: Fatal if swallowed, in contact with skin or if inhaled. H373: May cause damage to organs through prolonged or repeated exposure if swallowed. H410: Very toxic to aquatic life with long lasting effects. EUH032: Contact with acids liberates very toxic gas.
Precautionary Statement(s)	P262: Do not get in eyes, on skin, or on clothing. P264: Wash skin thoroughly after handling. P273: Avoid release to the environment. P280: Wear protective gloves/ protective clothing. P302 + P352 + P310: IF ON SKIN: Wash with plenty of water. Immediately call a POISON CENTER/doctor. P304 + P340 + P310: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor.
Signal Word	Danger
RTECS	VY8050000
Storage class	6.1A Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGK	WGK 2 obviously hazardous to water
Disposal	21 Azides can be decomposed by iodine (Cat. No. 104760) in the presence of sodium thiosulfate (Cat. No. 106513) with development of nitrogen: container D or E.

Safety Information
Categories of danger	very toxic, dangerous for the environment

Storage and Shipping Information
Storage	Store at +15°C to +25°C.

Transport Information
Declaration (railroad and road) ADR, RID	UN 1687 , 6.1, II
Declaration (transport by air) IATA-DGR	UN 1687 , 6.1, II
Declaration (transport by sea) IMDG-Code	UN 1687 , 6.1, II, Segregation Group: 17 (Azides)

Specifications
Color according to Munsell color system	not more intensely colored than reference standard NE12
Assay (cerimetric)	≥ 99.0 %
Identity (ICP-OES)	passes test

Merck 822335 0250 Sodium Azide for synthesis 250 GR.