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- free anthraquinones of rhubarb 大黄游离蒽醌
- Objective:To set up a colorimetric assay for the determination of rhubarb anthraquinones in Qingchangyin (a peroral liquid medicine). 目的:建立一种测定清肠饮中大黄蒽醌含量的比色分析方法。
- Title: Supercritical CO2 Extraction of Free Anthraquinones from Rheum Palmatum L. 关键词:超临界流体萃取;大黄;游离蒽醌;夹带剂
- In comparison with those of 1,8-dihydric anthraquinones, the characteristic TG-DTA curves of the free anthraquinones (Rhein, Emodin, Aloe-emodin, Chrysophanol and Physcion) from Rheum were determined. 摘要以1,8-二羟基蒽醌为对照,利用热重-差热分析仪对从大黄中分离纯化的游离羟基蒽醌(大黄酸、大黄素、芦荟大黄素、大黄素甲醚和大黄酚)进行了测定,得到这些样品的热分析图谱。
- In comparison with those of 1,8-dihydric anthraquinones,the characteristic TG-DTA curves of the free anthraquinones(Rhein,Emodin,Aloe-emodin,Chrysophanol and Physcion) from Rheum were determined. 以1,8-二羟基蒽醌为对照,利用热重-差热分析仪对从大黄中分离纯化的游离羟基蒽醌(大黄酸、大黄素、芦荟大黄素、大黄素甲醚和大黄酚)进行了测定,得到这些样品的热分析图谱。
- Reading occupies most of my free time. 阅读占去了我大部分的闲暇时间。
- Keywords Chinese Rhubarb;decocting extract;combined anthraquinones;free anthraquinones; 关键词大黄;提取;结合蒽醌;游离蒽醌;
- ObjectiveTo observe the effects of rhubarb and indomethacin rinse on dental plaque of patients with fixed appliance. 目的观察大黄消炎痛含漱液对固定矫治患者牙面菌斑的影响。
- The results showed that Rhubarb had obvious inhibition on MDA and this effect correlated to the dose of Rhubarb. 结果显示,大黄对MDA呈明显抑制作用,且抑制作用有明显的量效关系。
- Objective: To research and choose the best crude drugs of Rhubarb dispensing granule. 目的:筛选大黄配方颗粒的原料药。
- Ground rhizomes of Rhubarb (Rheum Patmatum)were refluxed with 20% H 2SO 4 solution chloroform mixture on water bath. 西宁大黄小碎片加到20%25硫酸溶液和氯仿的混合液中,在水浴中回流以水解、提取。
- Rhubarb is a chinese herbal drug in common use.For many years, the research boost of rhubarb is in the ascendant. 大黄为常用中药,多年来,对其研究热潮方兴未艾。
- Objective To compare the methods in extracting the anthriquinones components of rhubarb powder. 目的比较大黄粉末中蒽醌类成分的提取方法。
- A free flow of water came from the pipe. 水从管道里通畅地流了出来。
- The politician cops out on the issue of free trade. 那政客对自由贸易的问题只是一味逃避。
- A new method for determining anthraquinone of Cassia obtusifolia L. 提出了三氯化钛-分光光度法测定决明子中总蒽醌含量的新方法。
- Rhubarb was identified by using TLC and the HPLC method was performed to detect rhein,emodin and chrysophanol of Rhubarb. 采用TLC法对大黄进行鉴别,HPLC法测定大黄素、大黄酸的含量。
- Free will makes us able to choose our way of life. 自由的意志使我们可以选择自己的生活方式。
- The effect of Rhubarb on lipid peroxides malondialdehyde(MDA) was studied by incubating Rhubarb with rat liver containing a lot of MDA. 应用富含脂质过氧化物丙二醛(MDA)的鼠肝与中药大黄孵育,观察药物对MDA的影响。
- Relaxation exercises can free your body of tension. 放松运动可以松缓身体的紧张。