PROPYL GALLATE

Propyl Gallate is an antioxidant used in foods especially animal fats and vegetable oils, especially effective with polyunsaturated fats. It is also used in indirect food additive arising from paper or board packaging, adhesives, food contact polymers, Pharmaceuticals and cosmetics. As a food additive, it is used under the E number E310.

Applications :

  • Antioxidant for pharmaceuticals, cosmetics, foods, fats, oils, ethers, emulsions and waxes.
  • Polymerization inhibitor for synthetic Fibre and Resins.

Storage :

Store in well-closed, light resistant nonmetallic containers.

Specification :

  • Chemical Name : Propyl 3,4,5 - Trihydroxy Benzoate
  • Empirical Formula : C10H12O2
  • Molecular Weight : 212.21
  • Cas Number : 121-79-9
  • Category : Preservative (Antioxidant)
  1. Description : White or almost white crystalline powder, odorless or almost odorless
  2. Solubility : Very slightly soluble in water, freely soluble in ethanol (96 per cent). It dissolves in dilute solutions of alkali hydroxides
  3. Melting Point : 148°C to 151°C
  4. Appearance of Solution : The solution is clear and not more intensely colored than reference solution BY5
  5. Loss On Drying At 105 Degree C : Max. 0.5%
  6. Gallic Acid : Max. 0.50%
  7. Total Chlorine : Max. 200 ppm
  8. Chloride : Max. 100 ppm
  9. Sulphate : Max. 0.12%
  10. Zinc : Max. 25 ppm
  11. Heavy Metals : Max. 10 ppm
  12. Sulphated Ash : Max. 0.1%
  13. Assay : Min. 99.00%