反相

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。

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。

A rapid and simple ion-pair reversed-phase high performance liquid chromatographic method has been established for the routine analysis of zoledronic acid and its related substances.

采用反相离子对高效液相色谱法研究了唑来膦酸及其有关化合物的色谱分析与分离方法。

A reversed phase ion-pair high performance liquid chromatographic method was developed for the simultaneous determination of nicotine and cotinine in human hair.

以庚烷磺酸钠为离子对试剂，建立了同时测定头发中尼古丁和可天宁含量的反相离子对高效液相色谱方法。

The studies about the effect of ion-pair reagents on charged metal chelates are limited, and have no definite conclusions.

流动相中引入对离子试剂使反相HPLC的应用范围扩大到离子型化合物。

A novel reversed-phase ion-pair high performance liquid chromatographic method was developed for separation and determination of sodium iron ethylenediaminetetra-acetate in iron-fortified soy sauce.

建立了用反相离子对高效液相色谱法分离和测定铁强化酱油中的铁营养强化剂乙二胺四乙酸铁钠的方法。

This method which avoids formation of ion-pair compounds in RP-HPLC and derivatization procedure in the detection, is quick, high sensitive and reproducible.

方法避免了传统反相高效液相色谱分析方法中离子对化合物的形成，简化了检测过程中衍生化的步骤，测定速度快、灵敏度高且重现性好。

Plasma concentrations of gemcitabine were measured by ion-pair reversed-phase high-performance liquid chromatography.

采用离子对反相高效液相色谱法测定吉西他滨血药浓度。

Institute of Pharmacy, Hebei Medical University, Shijiazhuang 050017, ChinaAbstract: A rapid and simple ion-pair reversed-phase high performance liquid chromatographic method has been established for the routine analysis of zoledronic acid and its related substances.

河北医科大学药学院，河北石家庄 050017摘要：采用反相离子对高效液相色谱法研究了唑来膦酸及其有关化合物的色谱分析与分离方法。

The combination of ion-pair extraction technology with reversed-phase ion-pair chromatography method provide a effective inspection measure for the sulfonates in water.

样品的四丁基溴化铵和二氯甲烷离子对萃取方法与反相离子对色谱分离联用，为水体中芳香族磺酸盐的检测提供了可靠的监测手段。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。