Calcium carbonate 98% Extrapure
Confirming to IP, BP
(Calcite Powder) (precipitate Fine Powder)
Product Code. |
00634 |
Grade |
Extrapure |
Purity |
98% |
CAS No. |
471-34-1 |
Molecular Formula |
CaCO3 |
Molecular Weight |
100.09 |
H.S.Code |
2836.50000 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
White powder |
Odour |
Odorless |
| pH value |
8 |
Melting point/ Freezing point [°C] |
800 °C |
Density [g/cm3] |
2.93 |
| Solubility in water [% weight] |
Insoluble in water |
Packaging
Specification
| Appearance | White powder |
| Assay (complexometric; on dried basis) | 98.0-100.5% |
| Identification | Passes test |
| Substance insoluble in acetic acid | Max 0.2% |
| Chloride (Cl) | Max 0.025% |
| Sulphate (SO4) | Max 0.3% |
| Heavy metal (as Pb) | Max 0.002% |
| Iron (Fe) | Max 0.02% |
| Barium (Ba) | Passes test |
| Arsenic (As) | Max 0.0004% |
| Magnesium (as alkali metals) | Max 1.0% |
| Loss on drying (200°C; 4 hrs) | Max 2.0% |
Safety Information and Hazard Symbols