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Synonyms: Gallic acid propyl ester, PG.
Chemical name: Propyl-3,4,5-Trihydroxybenzoate
Mol. Form and Mol. Wt. : C10H12O5=212.21
Description: A white to creamy-white crystalline powder; soluble in 1000 parts of water, in 3 parts of ethanol, in 3 parts ether, and in 2000 parts of arachis oil.
Specification: meeting the requirement of both state standard GB 3263-82 and B. P.1998 edition, U. S. P. XXXI(1985) edition.
Main technical indexes:
Assay (dried basis) 98.0~102.0;
Heavy metals max.0.001%;
Melting point 148~1510;
Sulphated ash max.0.1%;
Uses: Propyl Gallate is mainly used as antioxidant additive in fats, oleaginous foods, and medicinal preparations.
Storage: Propyl Gallate should be kept in a well-closed container, protected from light, avoiding contact with metals.
Packaging: A net weight of 500g, packed in plastic bags, out packed with paperboard cases. A. net weight of (40bagsW500g)