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- Objective To determine total flavonoid content in Eugenia caryophyllata Thunb. 目的研究可见光及紫外分光光度法测定丁香总黄酮含量的方法。
- METHODS:The total flavonoid content of Chrysanthemum was determined by UV. 方法:采用紫外分光光度法进行测定。
- Harvesting season on total flavonoids content in root tuber of Potentilla anserinaL. 采收季节对鹅绒委陵菜(Potentilla anserina L.;)块根总黄酮含量的影响
- Total flavonoids content was also determined to be 3.36% by spectrophotometric method using rutin as standard sample. 以芦丁为标准品;用分光光度法测得菝葜根茎中总黄酮含量为3.;36%25。
- The change trend of anthocyanin content with much fluctuation was similar to that of flavonoids content. 花青苷含量变化与黄酮类化合物类似,但波动幅度大、波动次数相对多;
- Flavonoids content in celery, lettuce and radish is much higher than in their stems or roots. 并且芹菜、莴笋、水萝卜三种蔬菜叶中黄酮含量远高于其茎中。
- In the meanwhile, flavonoids content, polyphenols content, saccharide content in the extracts were measured. 提取物中总黄酮和多酚类物质的含量与清除羟自由基能力有密切关系。
- Objective: To establish a new method and limit of detection for Flavonoids content in Fructus Crataegi. 目的:建立以金丝桃苷为对照品的山楂黄酮含量测定方法和含量限度标准。
- UV Spectrophotometry is a gooel method for detection of total flavonoid content in Eugenia caryophyllata Thunb. . 紫外分光光度法是一种较理想的测定方法。
- The results of content determination showed that the total flavonoid content was lower in Morus alba leaves. 方差分析表明,同属白桑的不同种质资源桑叶总黄酮含量差异极显著。
- Even if flavonoid content is given, scientists claim that results can vary from lab to lab. 即使给出类黄酮的含量,科学家们声称,由于实验室的不同结果也有所差异。
- ConclusionThis method was simple, quick, and accurated, and suitable to extract and determine total flavonoids' content of Anemarrhena. 结论该方法简便、快速、准确,可作为知母中总黄酮提取及含量测定方法。
- In the experiment, the flavonoid content in Lonicera edulis fruit was measrued by Visible spectrophotometry. 本实验采用可见分光光度法对蓝靛果果实中的总黄酮进行了含量测定。
- Objective: To compare influence of total flavonoids content of Epimedium herb that can be used to drug and food by different assay methods. 摘要目的:比较不同测定方法对可用于药食同源的中药淫羊藿中总黄酮含量测定的影响。
- The flavonoids content in seeds of Caesalpinia minax Hance was determinated by use of the color metric method with rutin as standard material. 建立了南蛇勒总黄酮含量测定的分光光度法,研究了黄酮提取的最佳工艺条件。
- Results indicated that the total polyphenol and flavonoids content in Brazilian propolis was 7.3%, which is much higher than that mentioned in the national standard. 结果表明巴西蜂胶中总黄酮含量为7.;3%25;与国家标准进行对照;高于优质蜂胶的总黄酮含量5%25的标准。
- RESULTS:The total flavonoid content of the same species of Chrysanthemum which was stored from 1999 to 1995 reduced by years. 结果:1999年至1995年的相同品种及制法的菊花中总黄酮含量逐年下降;
- Dietrych,Szostak Dorota,Oleszek,et al.Effect of processing on flavonoid content in buckwheat grain[J].J Agri Food Chem,1999,47(10):4384. 鞠洪荣;王君高.;卢燕荞麦食品功能性与新产品的开发[J]
- By using ultrasonic extraction and spectrophotometry methods, changes of flavonoids content in Catharanthus roseus during different developmental periods were studied. 摘要以长春花为试材,应用超声提取和分光光度法测定和分析了不同发育阶段长春花不同部位总黄酮含量的动态变化。
- Objective: To determine flavonoids content in rape bee pollen by HPLC and analyze the effects of six cell wall-breaking techniques on flavonoids extraction from rape bee pollen. 目的:六种破壁方法处理油菜蜂花粉,运用HPLC测定花粉中的黄酮含量,研究不同破壁方法对黄酮提取的影响。