PHOSPHOTUNGSTIC ACID (hydrate) Extra Pure

Chemical Information
Article No.	AL3553
Grade	Extra Pure
CAS Number	12501-23-4
Molecular Formula	H3[P(W3O10)4].xH2O
Molecular Weight	2880.05 (anhydr. basis)
HS Code	28111990
Shelf Life	5 Years

Physical Properties
Solubility in water(% weight)	200 g/100 g water
Colour	White to yellowish
Melting point/ Freezing point(°C)	95 °C
Odour	Odorless
Physical state at 20 °C	Solid

Safety Information and Hazard Symbols
Precaution Statement	P280-P305 + P351 + P338-P310
Hazardous Statement	H314
Symbol	GHS05
Signal Word	Danger
Packing Group	II

Specifications
Iron (Fe)	Max 0.002%
Sulphate (SO4)	Max 0.01%
Lead (Pb)	Max 0.005%
Copper (Cu)	Max 0.001%
Chloride (Cl)	Max 0.01%
Appearance	White or yellowish green crystalline powder