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TYPICAL PHYSIOCHEMICAL PROPERTIES OF
MAGNESIUM CARBONATE (LIGHT) |
Formula : (MgC03)4 Mg(OH)2. 5H20 |
| PHYSICAL PROPERTIES |
|
| Colour |
Clean, Clear, Snow White and Odourless. |
| Sieve |
300 mesh (99%) |
| Average Particle Size |
3 Microns |
| Free From |
Lumps |
| Bulk Density |
200-300 Kg/m3 |
| CHEMICAL PROPERTIES |
|
| Magnesium Oxide |
40-45 % |
| Calcium as CaO |
0.6% max |
| Iron as "Fe" |
0.02% max |
| Heavy Metals as "Pb" |
30 ppm max |
| Arsenic as As |
3 ppm max |
| Soluble Salts |
1.0 % max |
| Acid Insoluble Substances |
0.05% max |
| Temperature of decomposition to |
Approx. 350oC |
MgO with evolution of CO2 and
H2O Refractive Index |
about 1.5 |
| Specific Gravity |
about 2.24 |
| Alkalinity |
Imparts a slightly alkaline reaction to water |
| Solubility |
Insoluble in water, Organic solvents etc.
And soluble in Mineral Acids
|
| Standard Packing |
20/25 kg, HDPE woven sack with a separate inside liner. |
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