ZINC CARBONATE BASIC EXTRAPURE
| Product Code | B-02873 | BRAND | Bio-Chem |
|---|---|---|---|
| Grade | EXTRAPURE | CAS No | 5263-02-05 |
| Molecular Formula | [ZnCO3]2 [Zn(OH)2]3 | Molecular Weight | 549.02 |
| H.S.Code | 2836.99900 | Shelf Life | 60 Months |
| Purity | 98 % |
Physical Properties
| Physical state at 20 °C | Solid | Colour | White Powder |
|---|---|---|---|
| pH value | 9.5 at 50 g/l at 20 °C | Density [g/cm3] | 3.5 |
| Decomposition point [°C] | 300 °C | Melting point/ Freezing point [°C] | 300 °C |
| Odour | Odorless | Solubility in water [% weight] | Insoluble in water |
Packaging
Specification
| Appearance | White powder |
| Assay (as Zn; complexometric) | Min 47.0% |
| Chloride (Cl) | Max 0.05% |
| Sulphate (SO4) | Max 0.5% |
| Arsenic (As) | Max 0.0005% |
| Lead (Pb) | Max 0.002% |
| Calcium (Ca) | Max 0.5% |
| Iron (Fe) | Max 0.02% |
| Residue on ignition | 70 – 74% |
Safety Information and Hazard Symbols
Symbol: GHS05, GHS07, GHS09
Signal Word: Danger
UN No.: NA
IMCO Class No.: NA