Used as a desensitizing agent in toothpaste; forms a protective layer on teeth, sealing dentinal tubules and reducing sensitivity.
Also serves as an abrasive agent to remove plaque and stains.
Properties
Naturally occurring compound.
Odorless, tasteless, white crystalline powder.
Practically insoluble in water.
Preparation
Sourced from natural materials like limestone, marble, or chalk.
Can also be synthesized by precipitating calcium ions with carbonate ions.
Uses of Calcium carbonate
Desensitizing Toothpaste: Often combined with arginine to seal dentinal tubules and reduce sensitivity.
Abrasive Agent: Helps in removing plaque and stains from teeth.
Storage
Store in a cool, dry place, away from moisture, heat, and direct sunlight.
Keep in a tightly closed container to prevent contamination