SODIUM NITRITE Extra Pure

Chemical Information
Article No.	AL4215
Grade	Extra Pure
Purity	97%
CAS Number	7632-00-0
Molecular Formula	NaNO2
Molecular Weight	69
HS Code	28342990
Shelf Life	5 Years

Physical Properties
Solubility in water(% weight)	820 g/l at 20 °C
Colour	Pale yellow crystals
Boiling point(°C)	320 °C
Melting point/ Freezing point(°C)	271 °C
pH value	9
Density (g/cm3)	2.168
Partition coefficient Log Pow octanol / water at 20 °C	3.7
Odour	Odorless
Physical state at 20 °C	Solid

Safety Information and Hazard Symbols
Precaution Statement	P220-P273-P301 + P310
Hazardous Statement	H272-H301-H400
Symbol	GHS03, GHS06, GHS09
Signal Word	Danger
Packing Group	III

Specifications
Assay	Min 97%
Sulphate (SO4)	Max 0.005%
Heavy metals (as Pb)	Max 0.001%
Chloride (Cl)	Max 0.005%
Appearance	A pale yellow crystalline powder
Calcium (Ca)	Max 0.005%