AMMONIUM DICHROMATE Extra Pure

Chemical Information
Article No.	AL0325
Grade	Extra Pure
Purity	99%
CAS Number	05-09-1989
Molecular Formula	(NH4)2Cr2O7
Molecular Weight	252.06
HS Code	28415090
Shelf Life	5 Years

Physical Properties
Solubility in water(% weight)	360 g/l (20 °C)
Colour	Orange to red
Auto-ignition temperature(°C)	218 °C
Melting point/ Freezing point(°C)	170 °C
pH value	4-Mar
Density (g/cm3)	2.15
Odour	Odorless
Physical state at 20 °C	Solid

Safety Information and Hazard Symbols
Precaution Statement	P201-P220-P260-P273-P280-P284
Hazardous Statement	H272-H301-H312-H314-H317-H330-H334-H340-H350-H360FD-H372-H410
Symbol	GHS03, GHS05, GHS06, GHS08, GHS09
Signal Word	Danger
Packing Group	II

Specifications
Chloride (Cl)	Max 0.01%
Appearance	Orange colored crystalline powder
Sulphate (SO4)	Max 0.05%