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Zinc oxide



Provide all kinds of zinc oxide such as medicine grade,food grade,electronic grade, ceramic grade,calcine grade etc 
Medicine grade zinc oxide is used mainly in unguent, tablet,capsule and injection medicines. Especially it is the essential compositions of a lot of new special medicines.

Zinc oxide % MIN 99.9 99.7
Metal ( zn ) % MAX None None
Lead oxide( Pb ) %  MAX 0.001 0.008
Cd % MAX 0.0005 0.0008
Arsenic % MAX 0.0005 0.0005
Hydrochloric indissoluble substance % MAX 0.002 0.008
105℃ volatile substances % MAX 0.03 0.3

Chemical industry grade zinc oxide is widely used in products such as zinc stearic acid, zinc bromide, zinc borate, phosphorization fluid etc, but also be used for mixing the electroplating solution.

Zinc oxide % MIN 99.8 99.5
Metal ( zn ) % MAX None None
Lead oxide( Pb ) %MAX 0.001 0.1
Cupric oxide(Cu) % MAX 0.0001 0.0014
Manganic oxide (Mn) % MAX 0.0001 0.0001
Hydrochloric indissoluble substance % MAX 0.001 0.015
Ferrous oxide( Fe) % MAX 0.0002 0.002
Burning decrement % MAX 0.08 0.2
Water dissoluble%   % MAX 0.1 0.2
105℃ volatile substances% MAX 0.01 0.4
Grain size (um) 10-30nm 4-50
Oil absorption value g/100g  MAX / 14
Color(standard sample) white white
Reducing color power (with standard sample)MIN / 95

 
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