ZINC SULPHATE HEPTAHYDRATE Extra Pure

Chemical Information
Article No.	AL4855
Grade	Extra Pure
Purity	99%
CAS Number	7446-20-0
Molecular Formula	ZnSO4.7H2O
Molecular Weight	287.54
HS Code	28332990
Shelf Life	5 Years

Physical Properties
Physical state at 20 °C	Solid
Solubility in water(% weight)	Soluble in water
Colour	White crystalline
Boiling point(°C)	> 500 °C
Melting point/ Freezing point(°C)	> 500 °C
pH value	6-Apr
Density (g/cm3)	1.97
Odour	Odorless

Safety Information and Hazard Symbols
Precaution Statement	P273-P280-P305 + P351 + P338-P501
Hazardous Statement	H302-H318-H410
Symbol	GHS05, GHS07, GHS09
Signal Word	Danger
Packing Group	III

Specifications
Iron (Fe)	Max 0.005%
Assay	Min 99%
Lead (Pb)	Max 0.005%
Chloride (Cl)	Max 0.002%
Appearance	White crystalline powder