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column chromatography是什么意思,column chromatography的意思翻译、用法、同义词、例句

输入单词

常用词典

  • 柱层析法;[分化] 柱色谱法

  • 例句

  • Determining the content of total saponin by column chromatography.

    柱层析法分离测定楤木总苷含量;

  • Methods: (1)To separate stilbene glycoside by using silica gel column chromatography with gradient elution consisting of ethyl acetate and petroleum ether.

    方法:(1)以硅胶柱色谱法,乙酸乙酯-石油醚梯度洗脱,自何首乌中提取分离二苯乙烯苷单体成分。

  • The method of extracting the auxin in seaweeds with organic solvent, separating and purifying the auxin by ether extraction method and column chromatography has been established.

    确立了以有机溶剂提取海藻中的生长素,以乙醚萃取法和柱层析法对生长素进行分离纯化的方法。

  • In this paper it is reported that using TLC PC and PE are first separated by column chromatography further.

    本文报道以薄层层析为先导,用柱层析法分离磷脂酰胆碱(PC)和磷脂酰乙醇胺(PE)。

  • Solanesol was isolated and purified from the extracts of potato leaves by column chromatography, and RP-HPLC method was established for determining the content of solanesol.

    通过柱色谱法从马铃薯叶的提取物中分离提纯了茄尼醇,并以RP-HPLC法测定了茄尼醇的质量分数。

  • Methods: The compounds were isolated by silica gel column chromatography, and their structures were elucidated by spectral methods.

    方法:利用硅胶柱色谱法对化合物进行分离,运用波谱方法确定结构。

  • This research was manage to separate them by dry column chromatography.

    文中采用干柱层析法对其进行分离。

  • Silica gel column chromatography and solvent extraction were used to separate grease and abradant in a kind of excellent polishing paste for plastics, respectively.

    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。

  • In this paper, we extracted the antioxidative substance from Alpinia oxyphylla Miquel by using column chromatography.

    探讨了干柱层析法分离益智渣及益智乙醇提取物的抗氧化成分。

  • The inhibin plasmid DNA was extracted and purified by alkaline lysis method and DEAE-fiber column chromatography and its concn.

    采用碱裂解法与DEAE-纤维柱层析法提取与纯化抑制素质粒DNA,用分光光度法测定其浓度和纯度。

  • Several byproducts in alkylbenzene sulfonic acid were separated through column chromatography and identified by mass spectrum(MS).

    采用柱层析法分离出了烷基苯磺酸中的杂质,并采用质谱法对这些杂质进行了定性。

  • METHOD Curcumin was extracted from turmeric by ethanol, and separated from others with the column chromatography.

    方法用醇提法从姜黄中提取姜黄素,用柱色谱法把姜黄素从醇提物中与其它杂质分离。

  • Method: The compounds were extracted with solvents, isolated by various column chromatography and identified by spectroscopic methods.

    方法:溶剂提取及各种柱色谱法分离,光谱技术鉴定结构。

  • The effective and active components in bamboo leaves were separated using gradient elution and column chromatography.

    采用梯度洗脱及柱色谱法对竹叶中的有效活性成分重点为黄酮进行了分离研究、提纯。

  • The crude products were purified by neutral alumina column Chromatography with dichloromethane containing pyridine as eluent.

    用中性氧化铝柱层析法对粗产物进行分离提纯,用含一定量吡啶的二氯甲烷溶液作为洗脱剂。

  • The Ginsenoside CompundK from enzyme reaction was isolated by silica gel column chromatography.

    研究了硅胶柱层析法对酶反应产物皂苷C K粗品进行的分离纯化。

  • Specific solvent separation, acid and alkali treatment, enzymatic hydrolysis and column chromatography are the main methods to be used in the refinement of curcumin.

    精制方法主要包括专一性溶剂法、酸碱法、酶水解法和柱层析法等。

  • METHODS Silica, polyamide and ODS column chromatography were used.

    方法采用硅胶、聚酰胺和ODS柱层析法。

  • METHODS Recrystallization and column chromatography were used to get purer hyodeoxycholic acid and some other components.

    方法运用重结晶和柱层析法进行分离和纯化。

  • Dynamic and static ion exchange method, and silica gel column chromatography were used to separate ion and nonion components in synthetic fiber oil agent of unknown composition, respectively.

    本文分别采用动态及静态离子交换法和硅胶柱色谱法,分离未知组成纺织油剂中的离子组分和非离子组分;

  • Methods:The constituents were isolated and purified by using column chromatography with polyamide and appraised by thin-layer chromatography and Ultraviolet spectrometry.

    方法:先利用聚酰胺柱层析法分离,再用薄层色谱法和紫外光谱法进行鉴定,并以芦丁为标准品,采用紫外分光光度法进行含量测定。

  • Dynamic and static ion exchange methods, and silica gel column chromatography were used to separate ion and nonion components in a synthetic fiber oil agent of unknown composition, respectively.

    分别采用动态及静态离子交换法和硅胶柱色谱法,分离未知组成合成纤维油剂中的离子组分和非离子组分;

  • METHODS ? The isolation and purification was performed by silica gel column chromatography and the structures were identified by spectral analysis.

    用硅胶柱层析法分离纯化,用光谱法进行结构鉴定。

  • Phosphatidylcholine of high purity(PC, content 92.80%) was prepared from market soybean power phospholipids(PC content 14.05%) by using solvent extraction and column chromatography.

    采用溶剂提取和柱色谱法分离纯化市售大豆粉末磷脂(卵磷脂含量14.05%),得到高纯度的卵磷脂产品(纯度92.80%)。

  • This paper is to discuss the feasibility of refining taurine in the extract of Meretrix meretrix by column chromatography and determination of taurine by spectrophotometry.

    作者主要探索用离子交换树脂柱析法提纯文蛤提取液中牛磺酸及用吸收光谱法测定牛磺酸的可行性。

  • Methods The peptide was separated by ion exchange column chromatography and further purified by reverse phase HPLC, and the molecular weight was determined by tricine gel electro phoresis.

    用离子交换柱层析法分离,用反相高效液相色谱法进一步纯化,经聚丙烯酰胺凝胶电泳分析确定相对分子质量。

  • 网络扩展资料

    column

    解释

    column是一个名词,意为柱子或圆柱。在科学上,column通常指的是一种实验室用具,是一根空心的圆柱形玻璃或塑料管,用于分离混合物中的化学物质。

    例句

    • I packed the column with silica gel. (我用硅胶填充了柱子。)
    • The liquid is poured into the column. (液体被倒入柱子中。)

    用法

    column常用于化学和生物实验中,用于分离和纯化化学物质。它通常被填充上各种各样的物质,如硅胶、分子筛等,这样可以根据不同的物理和化学特性,将混合物中的化学物质分离开来。

    近义词

    pillar、post、shaft、stanchion

    反义词

    flat、plane、level

    chromatography

    解释

    chromatography是一个名词,意为色谱法。它是一种在分析和检测中广泛使用的技术,通过将化学混合物分解成其组成部分,然后将这些部分分离并测量它们的相对含量,以确定样品的化学组成和纯度。

    例句

    • We used chromatography to separate the components of the mixture. (我们使用色谱法分离混合物的成分。)
    • Chromatography is an important analytical tool in the fields of chemistry and biochemistry. (色谱法是化学和生物化学领域中的重要分析工具。)

    用法

    chromatography被广泛应用于许多行业和领域,如医药、食品、环境等。它可以用来确定物质的含量、纯度、结构和性质,同时也可以用来分离和纯化化学物质。常见的色谱法包括气相色谱、液相色谱和离子交换色谱等。

    近义词

    chromatogram、chromatograph、chromatofocusing

    反义词

    nonchromatographic

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