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- The contents of cichoric acid in introducing plant of Echinacea purpurea in china were assayed by HPLC. 建立了菊苣酸的高效液相色谱分析方法并对国内引种紫锥菊菊苣酸进行了检测。
- The purification of product is higher than 99%(HPLC) and cichoric acid recovery form raw material by the produced method is higher than 80%. 该法所得产品纯度大于 99%25 ,制备收得率大于 80%25。
- In order to set up the technology for adsorbing and separating cichoric acid from Echinacea purpurea with macroporous adsorption resin, 9 types of resin were investigated. 考察了 9种大孔吸附树脂对紫锥菊中菊苣酸的吸附分离性能 ,确定大孔吸附树脂吸附分离菊苣酸的工艺条件。
- An HPLC-DAD method for the determination of cichoric acid in Echinacea purpurea was reported by use of 400 mmol/L ammonium acetate-methanol (95:5) as mobile phase. 首次应用醋酸铵-甲醇组成流动相与C_(18)反相柱、二极阵列管检测器分析菊苣酸。
- Developed a method to separate and enrich the immunocompetence constituent cichoric acid from the extracts of Echinacea purpurea with macroporous adsorption resin,by eluting with 7% (v/v) CH 3OH-H 2O. 采用大孔吸附树脂分离纯化紫锥菊提取物中免疫活性成分菊苣酸 ,7%25 (v/v)的甲醇 水溶液洗脱 ,HPLC法对产品中菊苣酸含量进行检测分析。
- Method:Glycyrrhiza uralensis, Platycodon grandiflorum and Echinaceae purpurea were identified by TLC, and the content of Glycyrrhizic acid and Cichoric acid were determined by HPLC. 方法:用薄层色谱法鉴别甘草、桔梗、紫花松果菊,用高效液相色谱法测定甘草酸和菊苣酸的含量。
- Assaying of cichoric acid in introducing plant of Echinacea purpureaa 引种紫锥菊有效成分菊苣酸含量研究
- Study on the Extraction and Purification Process of Cichoric Acid in Echinacea Purpurea 紫锥菊中菊苣酸提取纯化工艺研究
- Keywords the extracts of Echinacea purpurea Moench;cichoric acid;polyamide column chromatography;HPLC; 紫锥菊提取物;菊苣酸;聚酰胺柱色谱;高效液相色谱;
- Keywords Andrographolide;Quality Control;Human Metabolism;Cichoric acid;Stability in Vitro; 穿心莲内酯;质量控制;体内代谢;菊苣酸;体外稳定性;
- Keywords macroporous adsorption resin;extracts of Echinacea purpurea;cichoric acid; 大孔吸附树脂;紫锥菊提取物;菊苣酸;
- Keywords microfertilizer;Echinacea purpurea Moench.;cichoric acid;yield;seed quality; 微肥;紫锥菊;菊苣酸;产量;种子质量;
- STUDY ON ADSORPTION AND PURIFICATION OF CICHORIC ACID IN EXTRACTS OF ECHINACEA PURPUREA WITH MACROPOROUS ADSORPTION RESIN 大孔吸附树脂对紫锥菊提取物中菊苣酸分离纯化的研究
- He gave me a taste of his acid wit. 他让我尝到了他敏锐尖刻之机智的滋味。
- Acid irritates the stomach lining. 酸能刺激胃黏膜。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- I am doing an experiment of neutralizing acid. 我在做一个中和酸的实验。
- Can Jones beat Smith? That's the acid test. 琼斯能击败史密斯吗？那是个严峻的考验。
- A salt or an ester of boric acid. 硼酸盐一种硼酸盐或硼酸酯
- She dropped acid in high school. 她高中时代服迷幻药。
