In addition, a new form of solid phase extraction column has been investigated.
另外，对一种新形式的固相萃取柱进行了初步研究。
Method: Sotalol in plasma sample was enriched with C18 solid phase extraction column .
方法：以C18固相萃取小柱预处理样品。
A new model for describing two-phase flow in a supercritical fluid extraction column was derived.
推导和建立了描述超临界流体萃取塔两相流体力学特性的数学模型。
This paper describes an imperfect pulse injection stimulus-response technique to study the axial mixing in the extraction column.
本文以非理想脉冲注入的扰动-响应技术，进行萃取柱轴向混合的研究。
A pulsed extraction column with an annular cross section can successfully provide large-cross-section and can be made critically safe for nuclear operation.
具有环状截面的脉冲萃取柱可以有效地提供更大的柱截面积，并且保证核燃料的临界安全。
The results indicate that the pulsed extraction column provides high operating capacity and stability using a standard nozzle plate rather than other cartridge geometry nozzle plates.
研究表明，有机相连续时，与其它结构参数的喷嘴板相比，标准喷嘴板脉冲萃取柱具有操作通量大和稳定性好的优点。
Cadmium of sample is primarily separated and concentrated by strong anion exchanging solid phase extraction column, then using this method to determine cadmium, the result is satisfied.
样品中的镉用强阴离子交换固相萃取柱固相萃取预分离和富集后，用该方法测定，结果令人满意。
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%。
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%。
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