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Zinc Sulphate Heptahydrate
    发布时间: 2020-03-05 10:57    
Zinc Sulphate Heptahydrate

ZINC SULPHATE HEPTAHYDRATE

 

Properties: White fluid powder

CAS No.: 7446-20-0

Molecular Weight: 287.56

Chemical Formula: ZnSO4.7H2O 

Purity:  ≥98%    

Hazardous: No                                

Usage: 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.   

Packing: 25/50kgs Plastic woven bags , inner lined films. 20-25mt in one 20’container.

 

 

Technical  Specification 
National Standard of PRC HG/T2326—92

  

Item

 

ZnSO4.7H2O

 FEED GRADE

TECH GRADE 

 FIRST GRADE

Zn≥

22.51

22.06

20.92

ZnSO4.7H2O≥ %

99.0

97.0

92.0

Insoluble substance≤%

0.020

0.050

0.10

PH(50g/Lsolution)≥

3.0

3.0

Chloride (Cl) ≤ %

0.20

0.60

Pb≤ %

0.002

0.010

0.010

Fe≤ %

0.005

0.020

0.060

Mn ≤ %

0.01

0.10

Cd ≤%

0.002

0.010

Cu ≤%

0.002

 

 

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Contact: Mr. Frank Liu
E-mail: frank@unitedchemtechs.com