... coating industry dentifrice,toothpaste cosmetics 2.White powder,tasteless,odorless Calcium carbonate 98% min1. CAS No: 471-34-12. ... plastic products, keeping stability of the products, strengthen the products, keening surface smoothly, since the calcium carbonate is high white, ... coating evenly dispersed, so is a lot of use of inert pigment. Calcium carbonate filling can enhance primer to basic level ...