Results TLC is the best way to test Phellodendron amurense and Rheum officinale.

结果:用薄层色谱法能很好地检出黄柏和大黄.

Objective:To study the extracting conditions and purification process parameters of Rheum.

目的：研究大黄提取纯化的工艺条件及参数。

Objective:To study the extraction and purification process of total anthraquinone in Rheum.

目的：改进大黄总游离蒽醌提取与纯化工艺。

Arthritis Rheum 1995 ; 38:727 - 35 , with permission of the American College of Rheumatology.

分类标准中各条的定义如下.

Objective : To study the extraction and purification process of total anthraquinone in Rheum.

目的: 改进大黄总游离蒽醌提取与纯化工艺.

Methods: Radix Rheum, Leech, Fructus Arctium in Huangzhi Oral Liquids was identified by TLC.

方法：采用薄层色谱法鉴别黄蛭口服液中的大黄、水蛭、牛蒡子。

Objective:To establish a method for determination of Rheum emodin in Fufang Yeling capsules.

目的：建立复方夜灵胶囊中大黄素的含量测定方法。

Objective To determine and compare Rheum emodin in Caulis polygon multiflori from different habitats.

目的建立首乌藤中大黄素含量测定方法,并比较不同产地首乌藤的大黄素含量.

Objective:Study on the non-anthraquinone cons ti tuents from rhizoma and radix of Rheum sublanceolatum.

目的：对窄叶大黄非蒽醌类化学成分进行研究。

This article reviews the technology on extraction of rhapontinum from the roots of Rheum tanguticum Maxim.

对超声法从唐古特大黄根茎中提取大黄降脂素的工艺进行研究.