Zinc oxide
- CAS number
- 1314-13-2
- Molecular weight
- 81.41
- Molecular formula / chemical symbol
- ZnO
Description
White hexagonal crystal or powder, no smell. Melting point: 1975 ℃, boiling point: 2360 ℃, density: 5.6 g/cm3 solubility: insoluble in water, ethanol, soluble in acid, sodium hydroxide solution, ammonium chloride.
USES
Used as a white pigment, used in printing and dyeing, papermaking, matches and pharmaceutical industry. In rubber industry as natural rubber, synthetic rubber and rubber vulcanization agent and reinforcing agent and stain. Also used in pigment of zinc chrome yellow, zinc acetate and zinc carbonate, zinc chloride etc manufacturing. Also used for electronic laser materials, phosphor, feed additives, catalyst, magnetic materials manufacturing feed additive in feed processing of zinc supplements.
Keywords:Surface treatment chemicals
Report
|
Test items(%) |
Test results |
|
Metal (with ZN meter) |
nothing |
|
Lead oxide (in PB meter) |
≤0.037 |
|
Manganese oxide (Mn meter) |
≤0.0001 |
|
Copper oxide (with CU meter) |
≤0.0002 |
|
Hydrochloric acid insolubles |
≤0.006 |
|
Burning loss |
≤0.2 |
|
Sieve residue (45 μ m mesh) |
≤0.10 |
|
Water content |
≤0.10 |
|
105 ℃ volatile |
≤0.30 |