Melting point :275 °C
Boiling point :300 °C
Density :1.85
vapor pressure :0Pa at 20℃
Flash point :300 °C
storage temp. :2-8°C
solubility :H₂O: 1 M at 20 °C, clear, colorless
form :Powder/Solid
pka :pK = 4.8, aq solns contains HN3 which escapes readily at 37°
color :White to off-white
Specific Gravity :1.85
Odor :Odorless solid
Water Solubility :420 g/L (17 ºC)
Sensitive :Air & Moisture Sensitive
Merck :14,8581
Exposure limits :Ceiling 0.3 mg/m³ in air (ACGIH).
Stability :Unstable. Avoid heat, sources of ignition, moisture, shock, friction. Incompatible with strong oxidizing agents, mineral acids, water, halogen acids and halogen compounds, barium carbonate, bromine, carbon disulphide, mercury, dimethyl sulphate, common metals, especially brass, copper, lead, silver, strong acids.
CAS DataBase Reference :26628-22-8(CAS DataBase Reference)
EPA Substance Registry System :Sodium azide (26628-22-8)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, P501 H410 Very toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 1 Warning P273, P391, P501
Precautionary statements:	P262 Do not get in eyes, on skin, or on clothing. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P314 Get medical advice/attention if you feel unwell.