gallic acid

基本解釋

Objective: To establish the quantitative analytical methods of vitamin c and gallic acid in Amolo Capsule.
目的：建立餘甘子膠囊中維生素C和沒食子酸的含量測(cè)定方法。
Tannase hydrolyses the ester bonds and depside bonds in gallic acid tannins to release gallic acid and glucose.
單甯酶可水解沒食子酸單甯中的酯鍵和縮酚羧鍵，生成沒食子酸和葡萄糖。
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Total yield of pharmaceutical tannic acid and gallic acid was ca. 91%.
産物縂得率（包括葯用單甯酸和沒食子酸）約爲(wèi)91％。

a colourless crystalline compound obtained from tannin: used as a tanning agent and in making inks, paper, and pyrogallol 3,4,5-trihydroxybenzoic acid. Formula: C6H2(OH)3COOH

沒食子酸
The content of gallic acid in RPR sample was determined to be 1.18% by the new methods.
用標(biāo)準(zhǔn)曲線法和標(biāo)準(zhǔn)加入法測(cè)得川赤芍樣品中沒食子酸的含量爲(wèi)1.18%。
辳業(yè)科學(xué)
沒食子酸
Objective To optimize the ultrasonic-microwave synergic extraction process of gallic acid from GALLA CHINENSIS.
目的優(yōu)化超聲微波協(xié)同萃取五倍子中沒食子酸的工藝條件。
化學(xué)
棓酸
Tara tannin belongs to gallotannins. Its hydrolysate, gallic acid, possesses high chemical and biologic activities, which has been widely applied.
塔拉單甯屬於水解類棓單甯,其降解産物棓酸具有較高的化學(xué)反應(yīng)活性和生物活性,應(yīng)用範(fàn)圍極其廣泛。
五倍子酸
沒食子酸