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Contact Supplier| Characteristics | UI - III |
|---|---|
| Color & Appearance | White Powder |
| Zinc Oxide as ZnO, % by mass(min.) | 99 |
| Sieves Residue retained, % by mass through 325 mesh (45 microns max.) | 0.1 |
| Surface Area, Sq. meter/gm, Standard | 4.0 - 6.0 5.0 |
| pH value ( 10gm/100ml) | 5.0 - 8.0 |
| Loss on Ignition at 950oC, % by mass (max.) | 0.35 |
| Relative density/ Sp. Gravity, at 27/27oC | 5.50~5.65 |
| Moisture content/ Heat loss at 105oC ± 2oC for Two hours, %by mass (max.) | 0.2 |
| Matter Insoluble in HCl, % by mass (max.) | 0.05 |
| Lead Content (Pb), Max.(ppm) | 2500 |
| Cadmium content(Cd), Max.(ppm) | 20 |