The Additivity of the Absorbances of Europium and Zinc Complexes with Xylenol Orange and Its Application in Spectrophotometric Determination of Europium and Zinc

铕、锌 二 甲酚橙配合物吸光度的加和性及其应用于铕、锌的光度测定

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

Tween20增敏 二 甲酚橙分光光度法测定水中痕量铝

The synthetic organic chemicals such as phenol m cresol phloroglucinol phenylamine 3 xylenol p tertiary butyl phenol nitrobenzene tert butanol and chloral were oxidized in supercritical water system .

研究了超临界水氧化系统中合成有机化学品，如酚、间苯三酚、对叔丁基酚、间甲酚、3 二 甲酚、苯胺、硝基苯、叔丁醇、三氯乙醛等的氧化作用。

Kinetic spectrophotometric determination of trace cadmium based on its inhibitory effect on discoloring reaction of xylenol orange and peroxide hydrogen

阻抑过氧化氢氧化 二 甲酚橙褪色动力学光度法测定镉

Methods Ascorbic acid was determined by inhibition kinetic spectrophotometric method which was based on the inhibition effect of ascorbic acid on the nitrite catalyzed oxidation of xylenol orange by potassium bromate in dilute sulfuric acid medium .

方法在稀硫酸介质中，利用抗坏血酸对亚硝酸根催化溴酸钾氧化 二 甲酚橙的阻抑作用，用阻抑动力学光度法测定抗坏血酸。

Brown liquid mainly consist of phenol cresol and xylenol etc.

棕褐色液体，主要由苯酚，甲酚和 二 甲酚等组成。

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 .

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）。

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 .

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。

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

镍（Ⅱ）- 二 甲酚橙 -茶皂素显色反应的研究

Separation of xylenol orange from semixylenol orange and its applications

二甲酚橙和半二 甲酚橙的分离及其应用

Chloro 3 xylenol ( 1 ) in Zetar lotion was extracted by methanol and determined by column switching HPLC ( CS HPLC ) .

用柱切换HPLC法快速测定 泽它洗剂中4-氯-3二甲苯酚含量。

Application of the xylenol orange in colorimetric analysis ⅰ . colorimetric determination of small amounts of scandium

二 甲酚橙在比色分析的应用&Ⅰ.少量？的测定

Determination of Content of Calcium in Gelatin by Xylenol Orange

二 甲酚 橙 显色 体系测定明胶中的钙含量

Colorimetric determination of zirconium with Xylenol Orange

用 二甲苯 酚橙作锆测定的比色试剂

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

二 甲酚橙浸渍树脂对铅和镉的吸附性能研究

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

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。

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

二 甲酚橙与铅（Ⅱ）配合物显色反应的研究及应用

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

GB/T11848.13-1991铀矿石浓缩物中锆的测定 二 甲酚橙分光光度法

The main contents were as follows : ( 1 ) The level of alumina in aluminum electrolyte sample was determined respectively by xylenol orange spectrophotometric method weight method and improved weight-spectrophotometry .

主要研究内容如下：（1）分别采用 二 甲酚橙分光光度法、重量法、改进的重量-光度法测定了铝电解质样品中氧化铝的含量。

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

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。

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

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

Detection of molybdenum with Xylenol Orange

用 二 甲 苯酚橙检出钼

A fiber-optic reflected sensor has been developed by immobilizing xylenol orange on717 anion ion exchange resin .

研究了一种将 二 甲酚橙固定在上海717阴离子交换树脂上作为试剂相的光导纤维反射型传感器。

Adsorption of xylenol orange by chitosan

壳聚糖对 二 甲酚橙的吸附

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

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 in Water Using Xylenol Orange

二甲苯 酚橙分光光度法测定水样中的钙

Chelate Formation Between Thorium ( IV ) and Xylenol Orange

钍和 二甲苯 酚橙形成络合物的研究

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

而含有亲水基团的 二 甲酚橙螯合物不被树脂吸附。

Determination of zirconium and hafnium with the xylenol orange spectrophotometric method & application of the uniform experimental design method on the selection of the best coloured conditions

二 甲酚橙分光光度法测定锆和铪&应用均匀设计试验选择最佳显色条件

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

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。