Calcium Carbonate 99%

CAS Number:


Other Trading Names:

  • Calcite
  • Aragonite
  • Chalk Powder
  • Lime
  • Limestone
  • Ground Calcium Carbonate
  • Heavy Calcium Carbonate
  • Uncoated Calcium Carbonate

Types of Packaging

  • PPPE bags with 25kg weight capacity per bag
  • PPPE bags with 50kg weight capacity per bag
  • PPPE bags with 1000kg weight capacity per bag
  • PPPE bags with 1250kg weight capacity per bag

HS Code:


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Calcium Carbonate 99%

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Item Value
Calcium Carbonate (CaCO3) 99%
Iron Oxide (Fe2O3) 0.05%
Magnesium Oxide (MgO) 0.20%
Aluminium Oxide (Al2O3) 0.05%
Titanium Oxide (TiO2) 0.00%
Whiteness 98%
Brightness 96%
Moisture (H2O) 0.20%
pH 9-Aug
Hardness 3 Moh
Top Cut (D97) 10-20 micron

Calcium Carbonate 99% is a chemical compound having the formula CaCO3. It is commonly found in rocks as the minerals calcite and aragonite. It is a very popular mineral in the earth.

Chemical Appearance

Calcium Carbonate 99% has the appearance of a fine super white powder. It is odourless. It has chalky taste. Calcium Carbonate is poorly soluble in pure water.

Chemical Applications and Strengths

Calcium Carbonate 99% is an extremely efficient chemical compound and therefore, has many industrial applications. Its main applications and strengths are:

  • Calcium Carbonate 99% is mainly used in the construction industry.
  • It is used as a building material.
  • It is used as a limestone aggregate for the building of roads.
  • It is used as an essential ingredient of cement.
  • It is also used as a starting material for the preparation of builder’s lime.
  • Calcium Carbonate is also used in the purification of iron from iron ore.
  • Calcium Carbonate is used in the oil industry too. It is added to drilling fluids as a formation bridging and filtercake sealing agent.
  • It is also used as a weighting material that increases the density of drilling fluids.
  • It is used as a pH corrector for maintaining alkalinity and off setting the acidic properties of the disinfectant agent in the swimming pools.
  • It is used as a raw material for the refinement of sugar.
  • Calcium Carbonate in the form of chalk is a major component of blackboard chalk.
  • It is used in the microporous film of diapers.
  • It is used in the paper industry for the production of printing and writing paper.
  • It is used as an extender in paints.
  • It is used for making PVC cables.
  • It is used medicinally as a dietary calcium supplement.
  • It is also used for neutralising acidic soils.

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Calcium Carbonate 99%