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Henan Allrich Chemical Co., Ltd.
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Zinc oxide ZnO pigment
1.characters:
- Bynames: ZincOxide(AS),Philosopher’swool,Chinesewhite,C.I.Pigmentwhite4,C.I.77947
- MF:ZnO
- CAS No.: 1314-13-2
- EINECS No.: 215-222-5
- purity: 99%/99.5%/99.7%
- Appearance: white powder
2.properties:
- The product is white powder
- The density of 5.606 and the melting point of 1975°C
- It is amphoteric oxide insoluble in water or ethanol and soluble in acid/base solution.
3.specifications:
Particulars | ZnO----Grade-A | ZnO----Grade-B | ZnO----Grade-C |
Content of ZINC Oxide (ZnO) | Min. 99.5% | Min. 99% | Min. 98% |
Content of heavy metal as LEAD | Max. 0.10% | Max. 0.10% | Max. 0.15% |
Content of Iron (Fe) | Max. 0.007% | Max. 0.02% | Max. 0.015% |
In soluble in HCl | Max. 0.02% | Max. 0.02% | Max. 0.05% |
Loss on ignition | Max. 0.05% | Max. 0.10% | Max. 0.15% |
Moisture | Max. 0.05% | Max. 0.15% | Max. 2.00% |
Residue on sieve 325 mesh | Max. 0.05% | Max. 0.15% | Max. 2.00% |
Nitrogen Surface Area | 4-6 m2/g | 4-6 m2/g | 4-6 m2 /g |
4.Applications:
(1)Zinc oxide is used in rubber and tire industry are essential additives, are also used as natural rubber, synthetic rubber and latex vulcanization active agents and reinforcing agents, as well as coloring agents.
(2)In the chemical industry, zinc oxide is widely used as a catalyst and desulfurizer.
(3)in the coatings industry, not only zinc oxide with coloring and hiding power, but also are coatings of preservatives and brightening agent.
(4)In medicine and public health and food industry, zinc oxide with hemostasis function.
(5) in the glass industry, zinc oxide used in specialty glass products; in Ceramic Industry, zinc oxide used as a flux; in printing and dyeing industry, zinc oxide used to prevent dye.