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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 |
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95 |
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