Naturally high purity limestone is ground to fine powder. May be used for food applications, filler in polymers and paints, chemical compounding, neutralizing acids, and many other applications.
Average Particle size: 8 Micron
Specific gravity: 2.7
Dry brightness Hunter Y, Rd value): 95
Bulk Density : 38 Lb/cf or 0.61 g/cc
Typical Chemical Composition:
Calcium Carbonate: 97%
Magnesium Carbonate: 0.5%
Iron as Fe2O3: 0.1%
Water (H2O): 0.2%
Acid insoluble: < 2.5%
Lead: < 3 ppm
Arsenic: < 3 ppm
Meets Food Chemical Codex (FCC) requirements.