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- METHODS Orthogonal design was used in optimizing the experiment condition for water quantity,extraction time and times,while total chlorogenic acid and extract dry weight were adopted as markers. 方法以绿原酸转移率及干浸膏收率为指标,用正交实验来考查加入量、提取时间、提取次数对绿原酸提取效果的影响。
- Total chlorogenic acid 总绿原酸
- Sunflower seeds are full of chlorogenic acid. 葵花籽富含绿原酸。
- Chlorogenic acid mainly exists in seed, core, and flesh. 成熟果实中绿原酸主要分布于种子、果心和果肉;
- Chlorogenic acid, as a phenolic acid, occurs ubiquitously in food. 氯原酸是一种酚酸,在植物性食物中广泛分布。
- Method: ICP-AES,UV and HPLC were used to determine the contents of trace elements,chlorogenic acid,total flavonoids,five iridoid glucosides,hederagenin,and oleanolic acid. 方法:用ICP-AES测定药材中微量元素含量,UV测定绿原酸、总黄酮含量,HPLC测定环烯醚萜苷、常青藤皂苷元、齐墩果酸的含量,并用SAS统计分析系统进行聚类分析。
- Methods To analysis total flavone in the flower,leaf and stem of Chrysanthemum morifolium Ramat.by UV spectrophotometry and analysis chlorogenic acid by HPLC. 用HPLC法测定绿原酸的含量。比较总黄酮及绿原酸在菊花、茎、叶中的含量高低,结合药理实验结果判断菊茎、叶的利用价值。
- Key words:Chlorogenic acid; Extraction; Purification; Eucommia ulmoides Oliv. 关键词:绿原酸;提取;纯化;杜仲叶
- Result: The results showed that the geo-authentic crude drug was lower in the contents of Cr and Pb but higher in the contents of chlorogenic acid,total flavonoids,five iridoid glucosides,h... 结论:道地产区金银花质量优于非道地产区,现代分析结果与传统分类相同。
- Study on degradation of nicotine and chlorogenic acid in tobacco residues by two strains of Bacillus sp. 两株芽胞菌对烟草废料烟碱与绿原酸降解的研究。
- The chlorogenic acid recovery of the added sample was 99. 37% and RSD was 0. 35%. 绿原酸加样回收率为99.;37%25; RSD为0
- Results Four compounds were isolated and identified as syringin (1),salicin (2),allantoin (3) and chlorogenic acid (4). 结论4个化合物均为首次从本属植物中分离得到。
- The linearity of chlorogenic acid standard was well and the average recovery was 100.07%, RSD=1.47%( n=6). 此法绿原酸对照品线性关系良好 (r =0 .;9990 );平均回收率达 10 0
- Eugenol, chlorogenic acid,Emodin,tannic acid showed over 40% in hibition effect to soluble glucan. 对水不溶性葡聚糖和水溶性葡聚糖合成抑制的效果相对都比较好的是丁香酚、胡椒碱、茶多酚。
- Experts suspect that coffee’s antioxidants, such as chlorogenic acid and caffeic acid, deserve the credit. 专家认为咖啡中的抗氧化剂是关键。
- Results The content of chlorogenic acid in 6 Caulis Lonicerae has been determined. 结果测定了川渝6种忍冬藤中绿原酸的含量。
- Methods Test the content of chlorogenic acid in buds of honeysuckle utilizing HPLC. 方法采用高效液相色谱法测定湘蕾金银花花蕾的绿原酸含量。
- Results: The linear velation was good.The average recovery of chlorogenic acid was 98.98%, RSD was 0.83%. 结果:本方法线性关系良好,绿原酸的平均回收率为98.;98%25,RSD为0
- This review focuses on the progress research in the determination of chlorogenic acid by chemiluminescence. 本文重点讨论了化学发光分析法在绿原酸分析中的应用。
- Objective:To study the extxtraction process of chlorogenic acid from Yinju sugarless granules. 目的:优选无糖银菊颗粒剂中氯原酸提取工艺。