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Zinc oxide of indirect method
Zinc phosphate
Zinc chloride
Zinc powder
Zinc stearate
Zinc oxide of direct method
 
Zinc oxide of direct method

Molecular formula:ZnO
Molecular weight:81.37
Properties: white powder, no smell and no taste, do not dissolve in water and ethyl alcohol, dissolving in acid, alkali and ammonia salt solution, the tinting strength is double of alkali-color lead carbonate, it is amphoteric oxide.
Uses: mainly used as the catalyst of rubber product, paint, enamel, glass, and chemistry industry, in addition used as the raw material in producing pigment cosmetics and all kinds of zinc salt, and the low-degree zinc oxide used for the industries of lithopone, ceramics, etc.

 
Item
First grade
Qualified product
Zinc oxide(Zn0 calculating as dry material)%≥
99
98
Lead oxide(as Pb)≤%
0.02
0.025
Insoluble matter in Hydrochloric acid % ≤
0.03
0.04
Loss on ignition% ≤
0.8
1
Residue on 45um sieve%
0.35
0.5
Water-soluble matter% ≤
0.7
0.9
Volatile matter in 105°C% ≤
0.3
0.4
Color (compared with standard sample)
similar
similar
 

Packing: plastic bag lined woven bag, net wt 25kg

We also offer special specifications to customers with special requirements.

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