nitrite ion

In the nitrite ion system, the antioxidant capacities of ethyl acetate extract and n-butanol extract were similar and stronger than the remaining three extracts.

在亚硝酸根离子体系中，乙酸乙酯和正丁醇部位的抗氧化作用相似，均强于其余三个部位。

Both schemes indicate that the nitrite ion is not produced by the reduction of the nitrate ion.

这两种方案都表明亚硝酸根离子不是由硝酸根还原生成的。

After comparison of analysis methods of free chlorine and active chlorine, it confirmed the influences on analysis results from nitrite ion.

通过对氯碱生产中一次盐水游离氯及有效氯含量分析方法的对比，确定了亚硝酸根离子对分析结果的影响。

The method could be applied to determination of nitrite ion in soil and environmental water with satisfactory result.

方法用于土壤、环境水样中亚硝酸根离子的测定，结果满意。

A spectrophotometric determination of nitrite ion and the coupling reaction mechanism of nitrite ion with safranine O have been studied in acid medium.

研究了在酸性介质中，亚硝酸根离子与番红O偶联反应的机理，并作为光度分析新方法应用于测定亚硝酸根离子。