SELENIUM DIOXIDE (SUBLIMED) Extra Pure

Chemical Information
Article No.	AL3967
Grade	Extra Pure
Purity	99%
CAS Number	04-08-1946
Molecular Formula	SeO2
Molecular Weight	110.96
HS Code	28112990
Shelf Life	5 Years

Physical Properties
Physical state at 20 °C	Solid
Solubility in water(% weight)	28% in water @ 200C
Colour	Almost White
Melting point/ Freezing point(°C)	315 °C
Density (g/cm3)	3.95
Odour	Vapor has a pungent sour smell

Safety Information and Hazard Symbols
Precaution Statement	P261-P273-P301 + P310-P311-P501
Hazardous Statement	H301-H331-H373-H410
Symbol	GHS06, GHS08, GHS09
Signal Word	Danger
Packing Group	III

Specifications
Iron (Fe)	Max 0.005%
Assay	Min 99%
Sulphate (SO4)	Max 0.005%
Chloride (Cl)	Max 0.05%
Appearance	Almost white crystalline powder