1、

High performance liquid chromatography analysis of PTH-AMINO acids& improvement of gradient solvent

PTH氨基酸的高效液体色谱分析&梯度溶剂的改进

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2、

A method for isolating mitochondrial plasmid DNA from etiolated plant seedlings is described in this paper. This method does not need gradient ultra centrifugation and organic solvent extraction. The entire procedure can be finished in short time.

介绍了一种从植物材料中提取线粒体质粒DNA的方法,该方法不需要密度梯度离心和有机溶剂抽提,整个提取过程可在较短时间内完成。

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3、

In reversed phase high performance liquid chromatography, the baseline drift and the artifactual bands in blank gradient elution might result form the impurities from both weak aqueous and strong organic solvent.

在反相高效液相色谱中,空白梯度基线的漂移和杂质峰,可能由含水溶剂和有机溶剂中杂质所引起的。

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4、

Methods: The HPLC method was used, chromatography conditions were C 18V column, binary solvent-delivery gradient elution, diode-array detector, internal standard ( paeoniflorin) were taken as the criteria for quality control.

方法:HPLC法;采用C18V反相色谱柱,二元梯度洗脱,二极管阵列检测器,以芍药苷为内标作为相对标准。

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