Zinc sulphate high quality and best price Fami-QS certificate
Zn: 35.5% min
Pb: 10 ppm max
As: 5ppm max
Cd: 10ppm max

Zinc sulphate monohydrate:

Molecular formula: Znso4h2o Molecular Weight: 179.45

Usage: Feed / Industry / Fertilizer / Milling / Rubber / Chemical
Character: Powder / Granular
Quality: FAMI-QS certification and ISO9001/2008
Content: Zn: 34.5% min
Cd: 10ppm max
Pb: 10ppm max
As: 10ppm max
PH is more than 4.
Matter insoluble in water percent by weight is 0.05%min