二甲酚橙

增加pH值或者增加显色剂二甲酚橙的用量，可以对铅的测定结果进行修正。

We found that increasing pH value or increasing the amount of the chromogenic reagent xylenol orange can correct the measuring result .

探讨了吸附时间、溶液初始浓度、吸附剂用量及溶液初始pH对二甲酚橙去除率的影响。

The effect on the removal rate on Xylenol Orange with respect on adsorbent time , initial solution concentration , pH and adsorbent dosage was investigated .

壳聚糖有序多孔材料对二甲酚橙和Cu（Ⅱ）都具有良好的吸附性能。

The chitosan porous material has a good absorption to the XO and Cu2 + .

二甲酚橙螯合形成纤维分离富集水中Cu、Co、Ni、Pb的性能研究

The Study of the Properties of Xylenol Orange Chelating Fiber for Separation and Enrichment of Cu 、 Co 、 Ni and Pb in Water

二甲酚橙作萃取剂的Zr（Ⅳ）、Bi（Ⅲ）、Cu（Ⅱ）非有机溶剂液-液萃取行为

The Liquid-Liquid Extraction Behaviour of Zirconium (ⅳ), Bismuthd (ⅲ) and Copper (ⅱ) by Using Xylenol Orange as Extractant Without Usual Organic Solvents

在pH＝9氨性溶液中，铜（Cu￣（2＋））与二甲酚橙（XO）和CTB反应生成紫红色化合物。

Ln pH 9 solution copper ( Cu ￣( 2 + ) ) can react with Xylenol Orange ( XO ) & CTB to form red compound .

二甲酚橙（XO）的纯度对铅与XO显色反应影响研究及工业废水中微量铅的测定

Effect of Purity of Xylenol Organge ( XO ) on Color-reaction of XO with Lead and Determination of Micro Lead in Plant Effluent

研究了最佳吸收波长，二甲酚橙的用量，邻二氮菲的用量，最佳pH及六次甲基四胺的用量等因素的影响，建立了测定铅的二甲酚橙分光光度法。

By studying the impact of the optimal absorption wavelength , the amount of xylenol orange , the amount of phenanthroline , the optimal pH and the amount of hexamethylenetetramine , we established a xylenol orange spectrophotometry of measuring lead . 2 .

本文介绍了一种用二甲酚橙（XO）溶液与强碱性阴离子树脂以简便的搅拌方式，制得具有XO基团的新螯合形成树脂的方法。

A new chelate-forming resin bearing xylenol orange group was prepared by stirring a solution of xylenol orange ( XO ) with a common anion exchange resin .

P507萃取分离-二甲酚橙光度法测定锆铪超临界萃取啤酒花浸膏及其萃余物中多酚化合物提取的研究

Extraction Separation and Spectrophotometric Determination of Zirconium and Hafnium Study on Improved Utilization of Hop Polyphenols with Supercritical CO_2 Extraction

pH2.8时，二甲酚橙-邻菲罗啉混合显色剂中加入乳化剂OP，采用H点标准加入法-分光光度法同时测定水中的Fe（Ⅱ）和Fe（Ⅲ）。

Mixed color reagent of xylenol orange and phenanthroline were used as a selective chromogenic system in pH2.8 with the presence of Emulsifying agent OP , The application of H-point standard additions method to the simultaneous determination of Fe (ⅱ) and Fe (ⅲ) was studied .

铕（Ⅲ）-二甲酚橙体系的吸附伏安法研究

A Study on the Adsorption Voltammetry of Europium-Xylenol orange System

二甲酚橙显色体系测定明胶中的钙含量

Determination of Content of Calcium in Gelatin by Xylenol Orange

二甲酚橙-溴化十六烷基三甲基铵分光光度法测定钙和镁

Spectrophotometric Determination of Calcium and Magnesium with Xylenol Orange and Cetyltrimethylammonium Bromide

双表面活性剂协同增敏二甲酚橙光度法测定镉的研究与应用

Dual Surfactants Coordinate Enhancement for Spectrophotometric Determination of Cadmium by Xylenol Orange

GB/T11848.13-1991铀矿石浓缩物中锆的测定二甲酚橙分光光度法

Determination of zirconium in uranium ore concentrate by xylenol orange spectrophotometric method

二甲酚橙和半二甲酚橙的分离及其应用

Separation of xylenol orange from semixylenol orange and its applications

人发中痕量铁的乳化剂OP-二甲酚橙分光光度测定法

Determination of Trace Iron (ⅲ) in Human Hair by Emulsifying Agent OP-XO Spectrophotometry

二甲酚橙浸渍树脂对铅和镉的吸附性能研究

Study on absorption performance of lead and cadmium on xylenol orange impregnated resin

铟-二甲酚橙极谱络合吸附波的研究

Studies on polarographic adsorptive complex wave of indium-xylenol orange

二甲酚橙与铅（Ⅱ）配合物显色反应的研究及应用

Study on colour reaction of xylenol orange with Pb (ⅱ) complex and its application

分光光度法测定微量铝&二甲酚橙在工业中的应用

Determination of Trace Aluminum by Spectrophototric & Application of Xylenol Orange in the Industry

镍（Ⅱ）-二甲酚橙-茶皂素显色反应的研究

Study of the Chromogenic Reaction of Ni (ⅱ) with Xylenol Orange and Tea Saponin

钴（Ⅱ）、镍（Ⅱ）-二甲酚橙多元络合物的光谱特性研究

Study on spectrometric characteristics of multi-component complexes of co (ⅱ), ni (ⅱ) and xylenol orange

而含有亲水基团的二甲酚橙螯合物不被树脂吸附。

The chelates of xylenol orange containing hydrophile groups are not sorbed by the resin .

二甲酚橙褪色光度法测定乳酸诺氟沙星含量及其机制研究

Study on mechanism of fading spectrophotometry via xylenol orange for the assay of norfloxacin lactate

二甲酚橙螯合形成树脂特性的研究

The Characteristic of Xylenol Orange Forming Resin

过量二甲酚橙隐色分光光度法测定铜的研究

The Spectrophotometric Determination of Micro Amounts of copper by Hiding Colour of the Excessive Xylene Orange

壳聚糖对二甲酚橙的吸附

Adsorption of xylenol orange by chitosan

Tween20增敏二甲酚橙分光光度法测定水中痕量铝

Spectrophotometric determination of trace aluminum in water with xylenol orange based on sensitivity-enhancing effect of Tween 20