Determination of gallic acid in fresh fruit of fructus phyllanthi 余甘子鮮果中沒食子酸的含量測定
Determination of gallic acid in shiliuweimalinziwan pills by hplc 川西獐牙菜多糖的提取及含量測定
Study on the high - purity gallic acid 高純度沒食子酸的研究
Industrial gallic acid 工業沒食子酸
Manufacturer of industrial and intermediate chemicals in china . main products include gallic acid and pyrogallic acid , trihydroxybenzoic acid and derivatives , and tannins -主要生產有機胺產品系列氯堿產品系列工業硅等產品的國家大二型企業。
Using the phosphotungstic acid immobilized on active carbon as catalyst , the iso - amyl gallate was synthesized directly by esterifying isoamyl alcohol and gallic acid 摘要以活性炭固載磷鎢酸作為催化劑,用沒食子酸與異戊醇直接酯化合成了沒食子酸異戊酯。
Tannin acyl hydrolase ( tannase ) is an enzyme that hydrolyzes the ester bonds of tannic acid to produce gallic acid and some other compounds . tannase is widly used in beverage , food , leather and chemical industry 單寧酶( tannase )是一種水解酶,能夠水解沒食子酸單寧中的酯鍵和縮酚酸鍵,生成沒食子酸和其它化合物。
These include catechin and gallocatechin ( hydroxyls at positions 5 ' as well as at 3 ' and 4 ' as in catechin ) , their esters with gallic acid , catechin gallate , and gallocatechin gallate , and their epimers 它們有幾茶素和兒茶素(在5 '位上以及如同兒茶素中一樣在3 '和4 '位上羥基化) ,它們與酸生成的酯,即兒茶素酸酯和兒茶素酸酯,以及它們的差向(表)異構體。