凝胶柱色谱和聚丙烯酰胺凝胶电泳鉴定纯度。
Their homogeneity was determined by gel column chromatography and electrophoresis.
柱色谱进一步分离可制备高纯度冬凌草甲素。
Oridonin was purified by the further separation of column chromatography.
多维液相柱色谱分离分析复杂样品越来越受到重视。
The analysis and separation of complex samples by multidimensional liquid column chromatography are paid much attention.
方法：采用醋酸乙酯萃取-聚酰胺柱色谱分离荭草苷。
Method: Ethylaeetate extraction and polyamide chromatography isolation was used to isolate orientin.
方法：采用柱色谱分离其成分，波谱学方法鉴定其结构。
Methods: the constituents were isolated by chromatographic methods, and their structures were elucidated by spectroscopic evidences.
方法经柱色谱分离，理化常数和光谱分析鉴定化合物结构。
METHODS The constituents were separated and purified by column chromatograph and identified by spectral analysis and physical data.
使用一种有效的柱色谱方法分离微生物转化产物5-氟尿苷。
An efficient method column chromatography was used to separate the biotransformed products-5-fluorouridine.
改进了采用硅胶作固定相的柱色谱对轻烃族组成分析的不足。
The method of analysis hydrocarbon group composition of light crude oil was modified.
方法：柱色谱分离化合物，光谱分析和对照品比较鉴定结构。
Method:Compounds were isolated by column chromatography and elucidated on the basis of spectroscopic analysis and comparison of references.
通过聚酰胺柱色谱分离后，黄酮的含量可以达到90.26%。
Through the separation of polyamid chromatograph the content of licorice flavonoids can reach up to 90.26%.
方法：硅胶柱色谱等方法分离，薄层色谱和波谱分析鉴定结构。
Method: Separating the constituents by means of chromatography and identifying their structures on the basis of NMR spectra and TLC with authentic samples.
反应后得到的粗品用硅胶柱色谱纯化，粗品肽用乙醇和水重结晶。
The crudes were purified by silica gel chromatograph and the crude peptides were purified by recrystallization using EtOH and H_2O.
方法应用柱色谱方法进行分离、纯化得一均一多糖组份B 1 3。
METHODS By chromatography a homogeneous polysaccharide B-1-3 was obtained.
采用柱色谱和阴离子交换树脂法分离出两种北海高酸馏分油中的羧酸。
The petroleum carboxylic acids in two distillates of North Sea crude oil were separated by the extraction with column chromatogram and anion exchange resin.
纯化阶段，硅胶柱色谱及制备型薄层色谱处理提取物，正己烷沉淀结晶。
In purifying phase, the extracts were disposed by silica gel column chromatography and preparation lamella chromatography, then crystaled by N-Hexane.
方法用硅胶和凝胶柱色谱进行分离，根据理化性质、波谱特征鉴定结构。
METHOD S The column chromatography of silica gel and sephadex were used to isolate those constituents.
结论硅胶柱色谱和凝胶柱色谱的混合利用可以提高供试品的分离纯化效果。
ConclusionThe co-utilization of silica gel column and gel chromatography can greatly improve the efficiency of isolation and purification.
方法采用硅胶柱色谱进行分离，薄层色谱跟踪检测，HPLC检测产品纯度。
Methods Using silica gel column chromatography for separation, TLC for tracking and detection, HPLC for purity detection of the products.
方法用硅胶和凝胶柱色谱进行分离 ，根据理化性质、波谱特征鉴定结构。
METHODS The column chromatography of silica gel and sephadex were used to isolate those constituents. IR, 1H-NMR and MS were used to identify the compounds.
分别采用硅胶柱色谱法和溶剂抽提，分离优质塑料抛光膏中的油脂和磨料部分。
Silica gel column chromatography and solvent extraction were used to separate grease and abradant in a kind of excellent polishing paste for plastics, respectively.
方法利用酸碱处理及硅胶柱色谱进行分离，通过理化性质和波谱数据鉴定结构。
METHODS the compounds were isolated by acid and alkali treatment and column chromatography, and the structures are identified by physicochemical properties and spectral data.
方法应用多种柱色谱方法进行分离和纯化，NMR和MS等波谱解析化学结构。
METHODS Many chromatographies were used in the isolation procedures, while the structures of isolated compounds were determined by NMR and MS spectral analysis.
方法通过反复柱色谱分离和重结晶纯化，并利用核磁共振波谱技术进行结构鉴定。
Method the compounds were isolated by column chromatography and purified by recrystallization and the structures were identified by NMR spectral data and other methods.
方法利用正相、反相硅胶柱和大孔树脂柱色谱分离，并通过波谱技术进行结构鉴定。
Methods The compounds were isolated by silica gel, ODS, and macroporous resin column chromatography and their structures were determined by means of spectral analysis.
方法采用硅胶和反相硅胶RP- 18柱色谱分离，运用有机波谱分析确定化合物结构。
Methods Three compounds were isolated by a combination of RP-18and silica gel column chromatographies, and their structures were identified by spectral methods.
本文介绍了磷脂的各种分析方法，主要是薄层色谱、柱色谱、高效液相色谱和气相色谱法。
Analytical methods of phospholipids, TLC, column chromatography, HPLC and GC are introduced in this paper.
方法采用硅胶柱色谱、凝胶柱色谱进行分离，通过理化性质和波谱分析方法鉴定化合物结构。
Methods a new compound was isolated by the silica gel and Sephadex LH-20 column chromatograph, and identified by the physicochemical characters and spectroscopic analysis.
方法采用DEAE -纤维素柱色谱和凝胶渗透色谱分离纯化，化学和光谱方法分析其结构特征。
Methods DEAE-Cellulose and gel-filtration chromatography were used to isolate and purify the polysaccharides, whose structures were characterized by chemical and spectral methods.
方法：采用反复硅胶柱色谱、葡聚糖凝胶色谱等分离纯化，通过理化常数和波谱分析鉴定其化学结构。
Methods:The isolation and purification were carried out by repeated silica gel column chromatography, and the chemical structures were determined by physicochemical properties and spectral analysis.
方法：采用反复硅胶柱色谱、葡聚糖凝胶色谱等分离纯化，通过理化常数和波谱分析鉴定其化学结构。
Methods:The isolation and purification were carried out by repeated silica gel column chromatography, and the chemical structures were determined by physicochemical properties and spectral analysis.
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