China Wholesale Tannins In Wine Factory - Propyl Gallate（Pharmaceutical Grade) – Sanjiang

Product name: Propyl Gallate（Pharmaceutical 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: 212.2

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 GB3263-82 and British Pharmacopoeia 2013 edition, US Pharmacopoeia 34th edition, chemical reagent standard, American food FCC-IV standard.

Application

Propyl Gallate（Pharmaceutical grade） may be used as a pharmaceutical reference standard for the determination of the analyte in pharmaceutical formulations and fatty liquids by chromatography and spectrophotometry. Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.

Propyl gallate is a synthetic phenolic antioxidant (SPA) utilized in food additives to inhibit or regulate the lipid oxidation. SPAs are cost-effective, largely available and highly efficient in comparison to their natural counterparts.

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