PG propyl gallate

Shanghai Qi Bang Industrial Co., high-gallic acid ester supplier, gallic acid propyl phone manufacturers, gallic acid ester of a CAS number, Shanghai gallic acid ester latest offer, gallic detailed description gallate, the gallic acid ester Price, gallic role propyl gallate, and gallic acid ester factory distributor, gallic acid ester latest offer, gallic added amount of the acid ester of gallic acid ester of the formula, gallic molecular weight acid ester, the Qi State Industrial ---- Do the best products for the benefit of mankind. English: propyl gallate abbreviation PG formula: C10H12O5 Molecular Weight: 212.21CAS No .: 121-79-9 Properties: White powder, odorless, slightly bitter taste, odorless solution. PG insoluble in water, slightly soluble in cottonseed oil, peanut oil, lard. Its PH 0.25% aqueous solution is about 5.5. Propyl gallate relatively stable, the case of copper, iron and other metal ions color reaction, becomes purple or dark green, hygroscopic, light and unstable, decomposition, high temperature difference. Role: food antioxidants. The amount of food in PG: The amount of 0.001 to 0.01% of the animals vegetable oil margarine 0.001-0.01 0.005-0.01 0.001-0.02 whole milk bread cereal 0.003 0.001-0.004 candy gum base 0.1 0.01