OEM Define Tannins Manufacturers - Propyl Gallate（Feed Grade） – Sanjiang

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

Appearance：White 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

Properties

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.

Specifications

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

Uses

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.

Storage

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

Packing

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

Specifications