Zinc Sulphate Heptahydrate

Product Name: Zinc Sulphate Heptahydrate
Molecular Formula: ZnSO4.7H2O
EINECS NO.:     231-793-3
CAS No.:        7446-20-0
HS Code :        28332930
 

PHYSICAL DESCRIPTION/ PROPERTIES
M.W.:           287.54
Odour:          Odourless
Density:         1.957
Boiling Point:     >500 C (Decomposes)
Appearance:      White Crystalline powder or Granular

SPECIFICATION
Item  fertilizer grade   industry grade
Content   97% min    97% min
Zn  21-22% min       22% min
PH   3.0           3.0
Cl 0.6% max 0.6% max
Pb 0.005% max 0.002% max
Fe 0.005% max 0.005% max
Mn 0.01% max 0.01% max
Cd 0.002% max 0.002% max
As 0.005%max 0.0005%max