We are in good position to supply zinc oxide (99%, 99.5%) in direct method process and 99.5% and 99.7% grade produced in indirect method process for rubber, pain, medicine, printing ink, cable, electronics, papermaking, enamel, match, cosmetic and other chemical industrial applications.
| Project | Index |
| Zinc oxide (ZnO)%≥ | 99.7 |
| Metal object(dry product basis)%≤ | nothings |
| Lead oxide(Pb basis)%≤ | 0.037 |
| Manganic oxide(Mnbasis)%≤ | 0.0001 |
| Cooper oxide(Cu basis)%≤ | 0.0002 |
| insoluble matter in hydrochloric acid %≤ | 0.006 |
| Loss on ignition %≤ | 0.20 |
| Residue on sieve(45um)%≤ | 0.10 |
| Hydrotrope %≤ | 0.10 |
| 105ºC Volatile matter %≤ | 0.3 |
| Test Items | Specification |
| Zinc oxide (dry ZnO) | 99.0-100.5 |
| Lead (Pb) | 0.005%max |
| Arsenic (As) | 0.001%max |
| Iron (Fe) | 0.0005%max |
| Iron (Fe) | 0.02%max |
| Calcination reduction (500 ºC) | 1.0%ma
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