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China Wholesale 3 4 5-Trihydroxybenzoic Acid Factories - Propyl Gallate(Feed Grade) – Sanjiang

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China Wholesale 3 4 5-Trihydroxybenzoic Acid Factories - Propyl Gallate(Feed Grade) – Sanjiang Detail:

Product name: Propyl Gallate(Feed grade)
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

AppearanceWhite crystalline powder

Chemical name: Propyl 3,4,5-trihydroxybenzoate

Molecular formula: C10H12O5

Molecular weight: 212.21

Melting point:146-149  ℃

CAS Number:121-79-9

Alias: Propyl 3,4,5-trihydroxybenzoate; n-Propyl gallate; Gallic acid n-propyl ester; n-Propyl 3,4,5-trihydroxybenzoate; 3,4,5-Trihydroxybenzoic acid propyl ester; Gallic acid propyl ester; nipa 49; nipagallin p; n-propyl ester of 3,4,5-trihydroxybenzoic acid; Progallin P; Tenox PG



This product is white to milky white crystalline powder, odorless. Soluble in 1000 parts of water, 3 parts of ether or 2000 parts of peanut oil.


Comply with national standards  GB3263-2008 and British Pharmacopoeia 2013 edition, US Pharmacopoeia 34th edition, chemical reagent standard, American food FCC-IV standard.


Propyl gallate is not carcinogenic and it has a low acute toxicity,is of no concern for genotoxic activity.This product is mainly used as an antioxidant additive in fats, oil-containing foods and pharmaceutical preparations.PG is also an oil-soluble antioxidant allowed in China and widely used abroad. China stipulates that the product can be used for edible fats, fried foods, biscuits, instant noodles, instant cooked rice, canned nuts, dried fish products and cured bacon products.It is used as a triplet state quencher and an antioxidant in fluorescence microscopy.


Store in a closed container away from light and avoid contact with metal.


The product is packed in cardboard drums (¢ 360 × 500) with a net weight of 25 kg per barrel.



Feed grade

Implementation standards




Loss on Drying


Gallic Acid


Ignited residue


Melting point



1ppm max


3ppm max

Production scale



cardboard bucket, 25kg/drum

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