Calcium Carbonate

Calcium Carbonate

CAS Number
471-34-1
Molecular Formula
CaCO3
Pharmaceutical segment: IP, BP, USPUncoated Industrial grade: THNA04Industrial grade: THNA-02, 03Coated Industrial grade: CCSF40T, F50T, THNA 01T, 02TUncoated Industrial grade: THNA04Therapeutic category: Antacid

About Calcium Carbonate

Calcium Carbonate is a white, odorless crystalline powder highly used in industrial, pharmaceutical, food, and environmental applications. Calcium Carbonate serves as a filler, antacid, and dietary supplement while also being a crucial component in plastics, paper, paints, adhesives, and water treatment. Two cas number...

Synonyms

  • Aragonite
  • Calcite
  • Calcium Carbonate
  • Calcium Milk
  • Carbonate, Calcium

Calcium Carbonate Specifications

CAS Number
471-34-1
Molecular Formula
CaCO3
IUPAC NameORBotanical Name
calcium carbonate
Canonical SMILES
C(=O)(O)O / C(=O)([O-])[O-].[Ca+2]
InChI Key
VTYYLEPIZMXCLO-UHFFFAOYSA-L
InChI
1S/CH2O3/c2-1(3)4/h(H2,2,3,4)
EINECS Number
207-439-9
MDL Number
MFCD00010906
UNSPSC Code
12352102
eClass
39-200-01
HSN No
28365000
Brightness (Ry, DIN 53163), Min
96%
pH value (ISO 787/9)
9.0
DOP absorption (ISO 787/5) ±1.0
16g/100g
Moisture ex works (ISO 787/2)
0.1 max
Boiling Point
333.6ºC at 760mmHg
Melting Point
825ºC
Flash Point
197ºC
CaCO3
98.5% Min
FE203
0.02% MAX
AI203
0.03% MAX
MGO
0.05% MAX
SiO2
0.05% MAX
Specific Gravity
2.65 - 2.7 g/cm3
Hardness
3 Moh
Moisture
0.20%
Oil absorption
23/100g CaCO3
Whiteness
98% Min
Brightness
96% Min
GHS Classification
Not classified as hazardous
Precautionary Statements
P261: Avoid breathing dust P305+P351+P338: IF IN EYES, rinse cautiously P501: Dispose according to local regulations

Plastics & Polymers

Filler to enhance mechanical properties and reduce costs.

Pharmaceuticals

Functions as a calcium supplement and antacid.

Cement

Added to cement, concrete, and paints for durability and stability.

Paper Industry

Used as a coating pigment and filler for improved whiteness and printability.

Agriculture

Works as a soil conditioner and calcium-enriching fertilizer.

Temperature

Store at room temperature (15–30°C or 59–86°F)

Environment

Store in a cool, dry, well-ventilated area, away from moisture

Protection

Sealed packaging to prevent contamination and moisture absorption

Packaging Options

25 kg bags, jumbo bags (500–1000 kg), customized packaging based on application grade

Shelf life

2 years

  1. Aragonite
  2. Calcite
  3. Calcium Carbonate
  4. Calcium Milk
  5. Carbonate, Calcium

Calcium Carbonate FAQs

Minimum Order Quantity

25 kg (evaluation) · 1 MT (commercial)

Lead Time

3 – 5 weeks estimated

Delivery Terms

FOB*

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

US Availability

US Facility Inventory

Documentation

US SDS · COA · TDS · Specification sheet

US Regulatory & Quality Information

TSCA status*

US SDS / HazCom*

GHS classification*

ISO 9001:2015 site*

DOT shipping classification*

FDA status*

EPA status*

California Prop 65*

Reliable US supply chain

Regulatory compliance

On-time delivery

Technical expert support

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