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Calcium Carbonate | CAS Number: 471-34-1

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Calcium carbonate (CaCO₃) is a chemical compound that occurs naturally in various forms, including limestone, marble, chalk, and calcite. In its pure form, calcium carbonate exists as a white, odorless powder or as crystals. Calcium carbonate can crystallize in different forms, including calcite, aragonite, and vaterite, each with distinct crystal structures. It is one of the most abundant minerals on Earth and has widespread applications in various industries.

Packaging Type

hdpe drum

CaCO3

hdpe drums

Calcium Carbonate TDS

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Calcium Carbonate MSDS

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MS Data Sheet

Chemical Name

Calcium Carbonate

Industry

Water Treatment & Mining

Application of Calcium Carbonate

  1. Construction Industry: Calcium carbonate is widely used as a building material in the form of limestone, marble, and as a component in cement and concrete.
  2. Paper Industry: Calcium carbonate is used in the paper industry as a filler and coating pigment to improve paper properties.
  3. Plastic Industry: Calcium carbonate is used as a filler in the production of plastics to enhance strength and reduce costs.
  4. Paints and Coatings: Calcium carbonate is added to paints and coatings as a pigment and filler to improve coverage and durability.
  5. Pharmaceuticals: Calcium carbonate is used in the pharmaceutical industry as a calcium supplement and as an antacid to neutralize stomach acid.
  6. Food Industry: Calcium carbonate is used in the food industry as a calcium supplement and as a firming agent in fruits and vegetables. 

Specifications of Calcium Carbonate

SYNONYMS

Argonite Calcite Limestone Ground Calcium Carbonate (GCC) Precipitated Calcium Carbonate (PCC)

MOLECULAR WEIGHT

100.086 g/mol

CAS NUMBER

471-34-1

CHEMICAL FORMULA

CaCO3

HS CODE

28365000

DENSITY

2.71 g/cm3 (Calcite), 2.83 g/cm3 (Aragonite)

MELTING POINT

825 °C

BOILING POINT

Not Specified

VISCOSITY

Not Specified

SHELF LIFE

2 years

TYPICAL PROPERTIES

Not Specified

About Calcium Carbonate

Calcium Carbonate is a widely used mineral, prized for its chemical composition and natural abundance. As a critical ingredient in many industrial applications, Calcium Carbonate offers the benefit of being both cost-effective and efficient. Produced by leading calcium carbonate manufacturers, this compound is known for its high purity and reliability, making it a staple in industries ranging from construction to pharmaceuticals.


The fine particle size of Calcium Carbonate ensures that it integrates smoothly into various formulations, enhancing the physical properties of products without compromising their quality. Its chemical composition allows it to react effectively in environments where precise control over material behavior is required.


The compound’s natural abundance makes it a cost-effective solution for industries seeking to optimize production costs without sacrificing quality. Calcium Carbonate is mined and processed under strict standards to ensure that it meets the purity levels required for sensitive applications, such as in pharmaceuticals and food products. The high level of purity minimizes the risk of impurities affecting the product’s performance or safety.


Calcium Carbonate is also valued for its long shelf life, which allows industries to store large quantities without concerns about degradation over time. This makes it an economical choice for businesses that need a reliable, long-term supply of a key raw material.


Additionally, the compound’s packaging is designed to protect it from moisture and contaminants, ensuring that its quality remains intact during transport and storage.


Features of Calcium Carbonate

  • High Purity: Ensures excellent performance in construction materials, paints, and adhesives.

  • Multi-Industry Applications: Suitable for use in plastics, rubber, and pharmaceuticals.

  • Eco-Friendly: A natural and abundant resource, contributing to environmentally sustainable solutions.

  • Enhances Durability: Improves the durability and longevity of products such as paints and coatings.

  • Cost-Effective: A low-cost raw material that improves the quality of finished products.

  • Fine Powder Form: Easy to incorporate into various industrial formulations.

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Calcium Carbonate FAQs

Can Calcium Carbonate be used for pH adjustment in water treatment?

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How is Calcium Carbonate used in the manufacturing of paper and plastics?

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Is Calcium Carbonate the same as limestone or chalk?

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What is the difference between Calcium Carbonate and Calcium Citrate?

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Is Calcium Carbonate safe to consume?

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