Zinc Oxide 99.7% Industry Grade
|
Molecular Formula
|
ZnO |
M.W.
|
81.38
|
|
Property
|
white powder,innocuous,odorless,stable under normal temperature.soluble in acid,alkali and ammonium chloride solution,insoluble in water and alcohol.
|
|
Appearance
|
White powder
|
|
Specification
|
(%)
|
| item |
First grade |
Second grade |
Third grade |
| ZnO dry |
99.7min |
99.7min |
99.7min |
| Pb |
0.037max |
0.06max |
0.1max |
| Mn |
0.0001max |
0.0001max |
0.0001max |
| Cu |
0.0002max |
0.0002max |
0.0002max |
| Insoluble in hydrochloric acid |
0.006max |
0.01max |
0.1max |
| Loss on ignition |
0.2max |
0.2max |
0.2max |
| Screen residues(through 45 micron wet screen) |
0.1max |
0.1max |
0.1max |
| volatile( 105 degree Celsius) |
0.3max |
0.3max |
0.3max |
|
|
Use
|
Accelerator activator, pigment, and reinforcing agent in rubber; ointment; pigment and mold growth inhibitor in paints; ceramics; floor tile; glass; zinc salts (zinc stearate etc.) feed additive; semi-conductor in electronic devices; electronic ceramics, raw material to produce zinc phosphate as steel coating.
|
|
Storage
|
stored in sealed container
|
|
Packing
|
Woven bags lined with plastic bag.25Kg net each |
|
Price(USD/MT)
|
Negotiable
|
|
|
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