Calcium carbonate

  • Limestone dust

Application in the building, chemical and feed industry.

Natural loading agent for drilling fluids. It is used as a porous rock blocker by limiting migration of fluid deep into reservoir rocks. Supplied in the form of a white or cream powder with different granulation. Average CaCO3 content approx. 96.00%. It finds its application also in the building materials, chemical and feed industries.


  • CAS number 1317-65-3
  • Einecs number 215-279-6

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