Vimal Microns Ltd. Supplies Calcite with Min. 92.0 percent Brightness, Vimcro Carb 2060. Vimal Microns Ltd. Is an ISO 9001 certified company. The Calcite with Min. 92.0 percent Brightness has Hegman Finish: 5+, Volatile Matter: 0.3 percent, pH of Sat. Solution: 9.2 and Specific Gravity: 2.7.
It offers the following key specifications
D - 50: 3.5 &plsmn; 1.0 µm