... Introduction:High White Light Calcium Carbonate selects high purity limestone as raw material, is made through process of calcining, chemical ... organic synthesis, metallurgy and making glass and as best. ANOTHER CALCIUM CARBONATE FOR TOOTHPASTE, TOOTH POWDER, COSMETICS. Number ItemSpecification1caco3 content ... sieve(320 mesh)<0.5%6sulfidezero7PH value9.6 CALCIUM CARBONATE FOR TOOTHPASTE/COSMETICS