Zinc sulphate monohydrate (ZnSO4.H20)

Zinc Sulphate Monohydrate

A.Total zinc content. ...................................35%min

B. Puirty...................... .......... .......... .........  97.0% min

C. Sulphur (as SO₄-S) content ................17.5%  min  

D. Moisture content (free water) ....................2.0%  

 E. Physical condition: whtie powder

Zinc Sulphate Heptahydrate

A.Total zinc content percent by weight min. ...................................21.5%

B. Water soluble zinc as percentage of total zinc min......................96.0%

C. Sulphur (as SO₄-S) content percentage by weight min................17.5%  

D. Moisture content (free water) percent by weight max....................2.0%  

E. Physical condition: white crystal

Zinc Sulphate  Granular

A.Total zinc content percent by weight min. ...................................33%

B. Water soluble zinc as percentage of total zinc min......................90.0%

C. Sulphur (as SO₄-S) content percentage by weight min................17.%  

D. Moisture content (free water) percent by weight max....................2.0%  

E. Physical condition: white granula

Heavy Metal Content

A. Arsenic: 3 ppm max.           B. Cadmium:   7 ppm max.

C. Lead: 8 ppm max.               D.  Mercury:  5 ppm max.     E.  Nickel: 50 ppm max.

Note:Do not contain toxic wastes and the level of heavy metals persent is not hazardous for human health, crop and environment.

 Uses: It is mainly used as the raw material for the production of zinc-barium powder and other zinc salts. It is also an important supplemental material for viscose fiber and vinylon fiber, as well as printing & dyeing agent, wood and leather agent, bone glue clarifying and protecting agents, medical emetic and fungicide. It is also applied to electric plating, mineral selection, prevention of the diseases of fruit tree saplings and circulating cooling water treatment, etc. In agriculture, it can be used as fertilizer and feed additive, etc