carbonate de calcium,calcium carbonate,CaCO3 Used in paper-making industry, filler of formed plastic,etc. carbonate de calcium,calcium carbonate,CaCO3CAS:471-34-1HS No.:2836500000EINECS:207-439-9Advantages compared with the like products:1) Identical particle size , low oil absorption value. 2) Reduce the cost of production.3) Good foaming effect. 4) Enhance the hardness, size stability, fire- ...