caco3,calcium carbonate 325 mesh 1.CaCO3 contents: 98%min 2.Moisture:<0.2% 3.Whiteness:90%min 4.Material:calcite caco3 calcium carbonate 325 mesh1.useage:plastic, rubber,papermaking,paint,rubber,feed,electric cable and so on.2.feature:poison free,odour free,high purity,high heat stability,low oil absoption,good dispersibility.3.process: selects high purity limestone as raw material, is made ...