Technology of nuclear fuel cycle.Determination of neptunium in nitric acid solutions by molecular absorption spectrophotometry.

核能.核燃料循环技术.分子吸收分光光度法定硝酸溶液中镎Nuclear energy.

Four methods for the determination of sodium gluconate are introduced,i.e.HPLC,spectrophotometry,nonaqueoustitration and polarimetry.

本文介绍四种常用葡萄糖酸方法:HPLC法、分光光度法、非水滴定法和旋光法。

The diphenyl-thiocarbazone extraction and spectrophotometry were developed for indirect determination of residual chlorine in water distribution system.

建立采用双硫腙萃取光度法间接定管网水中余方法。

Methods Arseno-antimono-molybdenum blue spectrophotometry.

方法砷锑钼蓝分光光度法。

By fuming with sulfuric-phosphoric acid mixture the residual hydrofluoride was then expelled，and boron was finally determined by curcumin spectrophotometry after distillation.

同时，对所拟溶样条件下所得硼分析结果是否为全硼问题进行进一步探讨，结果证实，所拟溶样条件下硼定结果为全硼。

In this paper,the contents of herbicide bifenox weredeterminated by the differential UV spectrophotometry at 280nm,and the reference solution was that the 40.

本文采用差示紫外分光光度法，以40．0微克／毫升甲羧除草醚己烷液为参比溶液，在波长280纳米处定其含量。

Methods Infrared spectrophotometry with potassium bromide tabletting was adopted,in which the extract was carried out with the absolute alcohol as the solvent.

方法以无水乙醇为溶剂进行提取,采用红外分光光度法(溴化钾压片)进行定性鉴别。

In this paper,two methods for analyzing air sulphation rate were studied and compared.One was ion chromatography and the other was barium sulfate spectrophotometry.

本文主要用离子色谱法与改良硫酸钡比浊法对大气硫酸盐化速率进行分析。

The copper ion content is determined with direct spectrophotometry after the engine oil was incinerated,dissolved with acid and developed with Neocuproin-Hydroch lorid Monohydrat.

将机油灰化、酸溶解后,亚铜灵显色、直接光度法定铜离子含量,样品回收率在92。

To establish coefficient multiplying ratio spectrophotometry for determination of pyramidon andcaffeinein naoning tablet .

建立脑宁片中氨基比林和咖啡因系数倍率定法。