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- The content of cinnamic acid in styrax produced in Guangdong Province was determined by high-performance liquid chromatography. 用高效液相色谱法测定了广东引种苏合香中桂皮酸的含量。
- Objective: To compare the diversity of contents of Cinnamic acid in Rhizoma Typhonii before and after being processed. 目的:比较禹白附炮制前后桂皮酸含量的变化。
- Results: There were great difference of the contents of Cinnamic acid in various batch.The contents degraded after had been processed. 结果:不同批次的禹白附中桂皮酸的含量差异较大,炮制后含量降低。
- Measure the content of cinnamon acid content in Styrax by HPLC 高效液相法测定苏合香中肉桂酸的含量
- Content : minimum 5.0 per cent of cinnamic acid (C 9 H 8 O 2 ), calculated with reference to the dried drug. 本品按干燥品计算,含肉桂酸(C 9 H 8 O 2 )不得少于5.;0%25。
- Content of cinnamic acid 肉桂酸含量
- The influence of different processing methods to the content of harpagoside and cinnamic acid in Radix Crophalariae processed by different methods were determined by HPLC. 采用HPLC法对不同软化方法、微泡时间、蒸制时间的玄参进行测定,考察了不同炮制工艺对玄参中哈巴俄苷和肉桂酸含量的影响。
- The results indicate that the content of total cinnamic acid and free cinnamic acid were 35.85% and 8.05%, respectively, which meets the demand of Chinese Pharmacopoeia. 结果表明;广东引种苏合香中游离桂皮酸含量为8.;05%25;总桂皮酸含量为35
- This paper introduces the industrial synthesis and application of cinnamic acid,analyses its market and investment. 本文介绍了肉桂酸的工业合成方法和应用,并对肉桂酸的市场前景、投资回报进行了分析。
- The conversion ratio of cinnamic acid to phenylalanine was more than 42.36%,the accumulation of phenylalanine was 6.13g/L. 优化后;底物肉桂酸的转化率最高达到42.;36%25;产物L-苯丙氨酸的积累量为6
- Tungstogermanic heteropoly acid was used as the catalyst for the esterification of cinnamic acid with iso-amyl alcohol in liquid phase. 以钨锗杂多酸为催化剂,对肉桂酸与异戊醇的液相酯化反应进行了研究。
- Objective: To investigate the effect of cinnamic acid (CINN) on differentiation induction of a human lung adenocarcinoma cell subline (A549). 目的:研究肉桂酸对人肺腺癌细胞的诱导分化作用。
- The catalytic oxidation of cinnamic acid with phase transfer catalyst(PTC),quaternary ammonium salt benzyltrimethylammonium chloride is reported. 研究了季铵盐催化下高锰酸钾氧化肉桂酸的反应。
- The experimental result shows that in case of careful selection of proper conditions, the content of cinnamic aldehyde in cinnamon oil is more than 80%. 所拟方法向桂油的收率,肉桂醛的含量,成品质量均明显高于传统提取方法。
- Abstract:Objective To establish a new method for analyzing the contents of harpagoside and cinnamic acid in Xuanmaiganjie granula. 目的用反相高效液相色谱梯度洗脱法测定玄麦甘桔颗粒中哈巴俄苷与肉桂酸的含量。
- And the contents of cinnamic aldehyde and menthol were determined synchronously by GC. 并用气相色谱法对制剂中肉桂醛和薄荷醇进行定量测定。
- Rapid Determination of Cinnamic Acid by CGC 毛细管气相色谱法快速分析肉桂酸加氢体系
- Tastes like a mix of cinnamon and vanilla. 尝起来好像是肉桂和香草的混合物。
- The content of ferulic acid was determined by HPLC. 采用HPLC法测定阿魏酸的含量。
- We need one teaspoon of cinnamon. 我们需要一茶匙肉桂。