Calcium Carbonate Ground Limestone

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Calcium Carbonate

Calcium Carbonate, also known as a ground limestone,  is used in a wide variety of applications.

Calcium carbonate applications are varied from uses in crafts, Water treatment, Agriculture, Experiments, Crafts, Reptile environments, and some  grades find uses

In Wine Making - Reduces acidity in wine. Use 5/8 teaspoon per gallon to lower acidity .15%. Use before fermentation. Do not reduce acid more than .30%. 

Always do  testing for your application and make sure the grade you need is confirmed with what we supply if your requirement has certain specifications or standards. 

Product Code, INCI Name and CAS No.

  • INCI Name: Calcium Carbonate
  • CAS no: 471-34-1
  • EINECS no.: 207-439-9


  • Appearance: Light Tan Powder
  • Odor: Odorless
  • Formula: CaCO3
  • pH in 1% Solution: 8 to 9
  • Solubility: Slight solubility in water
  • Flash Point: Non-Flammable


Used commonly in abrasives, acid neutralization, blush, eye liner, eye shadow, face powder, tooth paste, and to buffer. There are several grades of calcium carbonate. 


Keep in a cool (preferably below 85°F, the cooler the better), dark and dry store-room.

Shelf Life

Under optimal storage conditions, in original unopened drums/containers, minimum two years.

Safety Data Sheet

Certificate of Analysis