The reequilibration depends upon the volume of solvent passing through the column at the initial conditions, which is only 8 mL in your case.
这个重新平衡由以初始的比例通过柱子的溶剂体积来决定,对于你的方法它是8分钟。
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。
The column core can then be pushed out and the zones of material cut apart, or the zones can be eluted by passing more solvent down the column and collecting it in small fractions.
然后将此柱的芯子推出,将各段物料分开,或者用更多溶剂通过此柱以洗提各区段,然后收集各小组分的物料。
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。
The principle and suitable range of application of the methods as well as the influence on column activation of activating Lemperature, tinge and solvent flow were investigated.
并对方法的原理、试验步骤、适用范围以及对溶剂加热活化法的温度、时间和流动相流速对柱活性的影响进行了考察。
Bio-transforming the canrenone with the enzyme system of Aspergillus ochraceus SIPI-4411; By solvent extraction and silica gel column chromatography, the compound SIPI-CANR was obtained.
应用赭曲霉SIPI-4411的羟化酶系统对化合物坎利酮进行生物转化,通过溶剂萃取、硅胶柱层析,获得转化产物SIPI-CANR化合物的纯品。
The selection of chromatographic column, flow rate of carrier gas, column temperature, solvent, sample size and the column ratio of sample and solvent were experimented.
并对色谱柱、载气流速、柱温溶剂、进样量等色谱条件的选择,以及试样与溶剂的体积比的选择进行了实验。
Method: Systematic solvent method is used to extract and silica gel dry column sheet gradation was used to separate the chemical composition.
方法:采用系统溶剂法提取,硅胶干柱层析法进行化学成分分离。
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%)。
By solvent extraction, column chromatography, and crystallization, fexofenadine (96.3% purity) was obtained with yield 63.5%.
通过对发酵液进行溶媒抽提、柱层析、重结晶,得到纯品,收率达到63.5%,纯度96.3%。
The paper summarizes the separating and purifying method of soybean lipositol, the main is solvent method, column chromatography, enzyme etc.
本文综述了磷脂酰肌醇的分离提纯的方法,主要有溶剂法、柱层析法、酶法等。
The relation between different factors and refining effects of moisture solvent refining column on S-SBR unit was investigated in this paper.
研究了溶聚丁苯橡胶(s - SBR)装置湿溶剂精制塔的精制效果与不同因素之间的关系。
Method: Compound were isolated by solvent-extraction together with column chromatography and the structure were determined by spectroscopic analysis.
方法:采用溶剂提取和柱层析色谱分离,根据化合物理化性质和光谱数据鉴定其结构。
The oxygen containing components are obtained from Gudong Crude oil of Shengli by solvent extraction and separated into acidic and other components chromatographically on silica gel column.
用溶剂萃取法从胜利孤东原油中萃取、浓缩出含有机酸的活性组分,用柱色谱分离成窄馏分并进行了波谱鉴定。
Method: Compounds were separated by solvent extraction and column chromatography with silica gel and structures were elucidated by chemical evidence and spectral analysis.
方法:溶剂提取和硅胶柱色谱法进行分离,理化性质和光谱数据鉴定其结构。
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。
This isocratic system consists of a high pressure solvent delivery pump, an UV/VIS detector, a manual injection valve, and a solvent tray, a column and a Chromatography Workstation.
整套系统由高压输液泵、检测器、进样阀、溶剂托盘、色谱柱、工作站软件等组成;
METHODS:To isolate the flavonoides and sitosterol derivants, the solvent extraction together with the column, chromatography and TLC methods were used.
方法:采用溶剂分离法结合柱色谱法进行成分分离。
Capsorubin was obtained from the same column using ethanol as solvent and its color number is 150.
再用乙醇作溶剂洗脱辣椒红素,脱除溶剂得到红色油状辣椒红素产品,色价为150。
Methods: to isolate the alkaloids, the solvent-extraction together with the column, chromatography and thin-layer chromatography methods were used.
方法:采用了溶媒分离法结合柱层析法、薄层层析法进行成分分离。
Finally, the antibiotics were purified by adsorption, solvent extraction and silica gel column chromatography.
综合利用吸附法、溶媒萃取法和硅胶柱层析法对抗生素进行了纯化。
The solvent extraction and upstream silica gel column chromatography are combined to separate galanthamine.
采用溶剂萃取法和上行硅胶柱层析法分离加兰他敏。
Thus, if the proper slurry solvent was used and the time allotted for the packed bed to be stabilized, a well-packed column should be able to work in both directions.
如果装柱时使用了恰当的匀浆剂,并且分配一定的时间使柱床稳定,一支填装良好的色谱柱是完全可以双向使用的。
Thus, if the proper slurry solvent was used and the time allotted for the packed bed to be stabilized, a well-packed column should be able to work in both directions.
如果装柱时使用了恰当的匀浆剂,并且分配一定的时间使柱床稳定,一支填装良好的色谱柱是完全可以双向使用的。
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