| Items | Method of experiment | Unit | Standard |
| Calcium Carbonate (CaCO3) content | ASTM D ***0 | wt % | *0 - *2 |
| Melt Mass-Flow Rate (**0oC/5kgs) | ASTM D ***8 | g/*0 mins | 0.*- *0 |
| Melt Temperature | DSC | oC | **0 |
| Bulk density | ASTM D***5 | g/cm3 | *- 1.2 |
| Particle size of CaCO3 Powder | Malvern | µm | **3 |
| Water Content | ASTM D **4 | wt % | < 0.*5 |
| Chemical
Analysis AOAC ***7 (**0.*8) - ICP |
CaCO3 | > *8.5 % |
| Fe2O3 | < 0.1 % | |
| MgO | < 0.2 % | |
| SiO2 | < 0.1 % | |
| Al2O3 | < 0.1 % | |
| TiO2 | < 0.*1 % | |
| CuO | < 0.*1 % | |
| PbO | < 0.*1 mg/kg | |
| As | < 0.*2 mg/kg | |
| HCl Insoluble content | < 0.*5 % |
