Zinc powder

Chemical name: metal zinc
Molecular formula :Zn
Molecular weight:65.38
Appearance: light gray spherical powder
Density:7.14g/cm3

Chemical properties
Insoluble in water, soluble in acid and alkali. It is a kind of strong reducer, easy to react with acid & alkali, and give out hydrogen at the same time. It will block  in wet air

 Uses
material of paint, coating and chemicals, reactant of organic synthesis, or used in metallurgy, pesticide, dye and drugs.




Standard   Specification

  


 Specification

mesh

Chemical  ingredients  %

Size

Residue on  sieve %

Total zinc

Metal  zinc

Pb

Fe

Cd

D50μm

Max  μm

1000

≥98.5

≥96

≤0.05

≤0.05

≤0.10

2.0-3.5

12

≤0.01

800

≥99

≥96

≤0.15

≤0.05

≤0.10

3-5

17

≤0.01

500

≥99

≥96

≤0.15

≤0.05

≤0.10

4-7

25

≤0.02

325

≥99

≥96

≤0.20

≤0.05

≤0.10

7-12

45

≤0.05



Special Specification

 Specification

mesh

Chemical ingredients%

Size

Residue on sieve%

Total zinc

Metal  zinc

Pb

Fe

Cd

D50μm

Max  μm

1000

≥98.5

≥96

≤0.05

≤0.05

≤0.10

2.0-3.5

12

≤0.01

800

≥99

≥96

≤0.15

≤0.05

≤0.10

3-5

17

≤0.01

500

≥99

≥96

≤0.15

≤0.05

≤0.10

4-7

25

≤0.02

According  to  your  demands, we also  offer  80mesh,120mesh, 200mesh, 400mesh , and  so on.


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