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1 CAS NO.:1314-13-2 2 Manufacturer and exporter of zinc oxide 3 Industrial grade 4 Competitive price 5 ISO9001 Certificate
Our Zinc Oxide Grades: Indirect process Zinc Oxide, Direct Process Zinc Oxide,
Calcined Zinc Oxide, Zinc Oxide, Pharmaceutic Zinc Oxide, nanometer
Zinc Oxide, etc.
Property: White powder, odourless, relative density 5.606, stable under normal
temperature. Insoluble in water and alcohol, soluble in acid, alkaki and
amkonium solution.
Usage: Used in rubber, dope cable, porcelain enamel, oil, pottery and porcelain, glass and other chemical industry.
Packing: In polyethylene film bag with outer polypropylene woven bag, 25kg,
50kg, big sack bag or as required by the customer
Direct process zinc oxide quality meet standard of GB/T3494-1996
Item/Parameter | Standard | ||||
Zinc Oxide (in accordance with dry materials) % ≥ | ZnO 99.5% | ZnO 99% | ZnO 98% | ZnO 95% | ZnO 90% |
Lead oxide (PbO)% ≤ | 0.12 | 0.2 | 1.0 | 3.0 | 4.0 |
Cadmium oxide (CdO) % ≤ | 0.02 | 0.05 | -- | -- | -- |
Cupric oxide (CuO) % ≤ | 0.006 | -- | -- | -- | -- |
Manganese (Mn) % ≤ | 0.0002 | -- | -- | -- | -- |
Metallic Zinc (in accordance with Zn) % | None | None | -- | -- | -- |
Muriatic Acid Insoluble Substance % ≤ | 0.03 | 0.04 | 0.5 | 0.7 | 2.0 |
Loss On Ignition % ≤ | 0.4 | 0.6 | 0.7 | 1.0 | 5.0 |
Water Soluble Substance % ≤ | 0.4 | 0.6 | 0.7 | 1.0 | 3.0 |
Sieve Residue (45um mesh ) % ≤ | 0.28 | 0.32 | 0.5 | 0.5 | 0.5 |
Volatile % ≤ | 0.4 | 0.4 | 0.5 | 0.5 | 0.5 |
Hot sale zinc oxide 99.5% 99.7% 99.9% manufacturer