离子对

Objective: To establish a practical ion-pair HPLC method for the determination of contents of fosfomycin calcium and its related substances.

目的：建立离子对HPLC法测定磷霉素钙及其有关物质的含量。

ABSTRACT : Objective To establish ion-pair RP-HPLC to determine the contents of chlorine dioxide in Delayed Released Gel.

目的 建立反相离子对色谱法测定缓释凝胶中二氧化氯的含量。

An analytical method for rapid determination of melamine was developed by organic solvent extraction combination with ion-pair chromatography.

建立了有机溶剂提取和离子对色谱相结合的三聚氰胺快速检测方法。

In my thesis the anion and ion-pair SN2 reactions at carbonhave been studied.

本论文主要研究了碳原子上阴离子和离子对的 SN2 反应。

Fast analysis of perchlorate was carried out by ion-pair chromatography using a silica-based monolithic column and direct conductivity detection.

研究了用硅胶整体柱和直接电导检测的离子对色谱快速分析高氯酸盐的方法。

Purpose To establish a RP Ion-pair HPLC method for the determination of dicyandiamide in metformin hydrochloride.

目的 建立反相离子对HPLC法测定盐酸二甲双胍中双氰胺含量的方法。

Objective: To determine 7-ACA content by ion-pair RP-HPLC.

目的：用离子对反相高效液相色谱法测定7-氨基头孢菌烷酸的含量。

An ion-pair HPLC method for determination of metronidazole and vitamin B_6 in compound metronidazole tablets was establish.

建立了同时测定复方甲硝唑片中甲硝唑和维生素B6含量的离子对HPLC方法。

An ion-pair high performance liquid chromatographic method with a fluorescence detector was established to determine four fluoroquinolone residues in fish.

采用离子对高效液相色谱法同时测定了鱼类中4种喹诺酮类药物的残留。

In the first part of our studies,a reversed phase ion-pair highperformance liquid chromatographic method was established for determiningthe concentration of matrine.

本实验研究的第一部分，首先建立了一种能同时分离并测定细胞培养液中苦参碱含量的反相离子对高效液相色谱法。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。