complexing reagent

The equilibrium concentration of complexing reagent is determined by both direct and indirect methods.

确定用直接法和间接法测定显色剂平衡浓度的方法；

The effect of organic complexing reagent on the remainder of iron(ⅲ) in the sucrose crystal

有机络合剂对蔗糖晶体中铁离子残留量影响分析

This paper reports the complexing reaction of organic reagent with metal ion to determine the purity of the reagent.

本文基于试剂与金属离子的络合反应，利用两者间的化学计量关系，以金属离子为基准比色测定指示剂类有机试剂的纯度。

For the purification process for complexing of cholesterol, change of complexing reagent from Ca-C to Ca-D improved complexing selectivity and cholesterol yield.

对胆甾醇配合及其提纯过程，将配合试剂从原来的钙盐C改为钙盐D，大大提高了配合的选择性和胆甾醇收率。

The system of rhodium-tin(ⅱ) bromide-diantipyrylmethane has been further studied to optimize chromogenic conditions, such as acidity, reagent amount, and temperature. The mechanism of the complexing reaction was also discussed.

本文对溴化亚锡-二安替比林甲烷-铑的显色体系作了进一步研究确定了显色酸度、试剂用量和温度等最佳显色、萃取条件，探讨了显色机理。

The potentials of the solutions which contained various concentrations of Tb(ⅳ) in the presence of the complexing reagent have been measured and it has been found that under this condition the formal potential of the Tb(ⅳ)/ Tb(ⅲ) couple is+ 0.953 V.

测定了有络合剂存在时，不同浓度Tb（Ⅳ）溶液的电位，测得Tb（Ⅳ）/Tb（Ⅲ）电对在该条件下的克式量电位是+0.953V。