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Antirust

Zinc oxide of indirect method

Zinc oxide of direct method

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

2. 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 become block in wet air

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

Standard Specification

Specification mesh	Chemical ingredients %					Size		Residue on sieve %
Specification mesh	Total zinc	Metal zinc	Pb	Fe	Cd	D(v0 .5)µm	Max µm	Residue on sieve %
1000	≥99	≥96	≤0.05	≤0.05	≤0.10	2.0-3.5	12	0.01
800	≥99	≥96	≤0.15	≤0.05	≤0.10	3.2-4.5	17	0.01
500	≥99	≥96	≤0.15	≤0.05	≤0.10	3.5-6.0	25	0.02
325	≥99	≥96	≤0.20	≤0.05	≤0.10	6.0-9.0	45	0.05

Special specification

specification mesh	Chemical ingredients %					Size		Residue on sieve%
specification mesh	Total zinc	Metal zinc	Pb	Fe	Cd	D(v0 .5)μm	Max μm	Residue on sieve%
800	≥99	≥96	≤0.005	≤0.003	≤0.002	3.2-4.5	17	0.01
500	≥99	≥96	≤0.005	≤0.003	≤0.002	3.5-6.0	25	0.02
325	≥99	≥96	≤0.005	≤0.003	≤0.002	6.0-9.0	45	0.05
According to your demands, we also offer 80mesh, 120mesh, 200mesh, 400mesh, and so on.