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1,2,3- Propanetriol triacetate

Triacetin is a tri-ester of glycerol and acetic acid. In oral solid dosage forms, it is used as a plasticiser in both aqueous and solvent based polymeric coatings of granules, beads, tablets, and capsules.
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Primary function
Typical use level
10 - 35% w/w - as a plasticiser
Physical data

  • Appearance: Colourless viscous liquid
  • Solubility at 20°C: Miscible in Ethanol, Ether
  • 1 part is miscible with 14 parts of water

Benefits / Claims
Reduces Tg
Prevents cracks and peel-off during storage
Suitable for

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