Bentonite

• Preparation of Bentonite:

  • Bentonite is a naturally occurring clay, mainly composed of montmorillonite (a type of smectite).
  • Obtained through mining and purification processes like washing, sedimentation, and centrifugation to remove impurities and achieve the desired properties.

• Properties of Bentonite:

  • Light gray or cream-colored fine powder
  • Odorless
  • Insoluble in water but forms a colloidal suspension
  • High swelling capacity

• Uses:

  • As a suspending agent in pharmaceutical formulations
  • As an adsorbent in antidiarrheal medications
  • As a binding agent in the production of tablets

• Storage:

  • Store in a cool, dry place in a tightly closed container, away from moisture and heat.

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