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Where to find best Competitive Propyl Gallate price quotation from China suppliers?  TNJ Chemical is top China Propyl Gallate supplier, factory & manufacturer. If you want to buy Propyl Gallate at best price, please feel free to contact [email protected]

Propyl gallate, or propyl 3,4,5-trihydroxybenzoate CAS 121-79-9 is an ester formed by the condensation of gallic acid and propanol. Since 1948, this antioxidant has been added to foods containing oils and fats to prevent oxidation.


Character                           White crystalline powder

Appearance of solution        Clear and not more intensively coloured than Bys

Gallic acid,%                      ≤0.5

Total chlorine,ppm              ≤200

Chlorides,ppm                    ≤100

Zinc,ppm                           ≤25

Heavy metal(as Pb),ppm     ≤10

Sulphate ash,%                  ≤0.1

Assay,%                             97.0-103.0

Melting point,℃                  148-151

Loss on drying,%               ≤0.5


1. Propyl gallate is used to protect oils and fats in products from oxidation; it is used in foods, cosmetics, hair products, adhesives, and lubricants.

2. It is used as a triplet state quencher and an antioxidant in fluorescence microscopy.

Sealed container, in dark place, no contact with metals.
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