络合滴定
- complexometric titration;complexometry
![络合滴定](../cache/1518739.jpg)
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针对铝离子和铬化合物共存的电镀废水,采用4-甲基-2-戊酮作为萃取剂分离六价铬,EDTA络合滴定法测定铝含量,分析结果令人满意。
Used 4-methyl-2-pentanone as extractant , heavy chromic acid group was extracted in the electroplating wastewater in which aluminum ion and chromium compond coexist . And then aluminum ion was analyzed with EDTA complexometry . The analysis result was satisfying .
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采用氧瓶燃烧法消化骨粉样品,比色法测定其磷含量,络合滴定法测定其钙含量。
Bone powder was decomposed by using oxygen - flask method , then the phosphor content in bone powder was determined by colorimetry and the calcium content was determined by complexometry .
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Matlab与络合滴定金属离子最高酸度的计算
Calculation of the Highest Acidity in the Complexometric Titration of Metal Ion Using Matlab
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主成分分析多点pH络合滴定测定铜共存下的微量钯
Determination of trace palladium (ⅱ) coexisting with copper (ⅱ) by principal component analysis of multipoint pH complexometry
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铜离子选择性电极作为络合滴定的终点检测器&用CU(Ⅱ)-EDTA为指标剂
Copper (ⅱ) - Selective Electrode as End-point Detector in Complexometric Titrations-with Cu (ⅱ) - EDTA as Indicator
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方法采用适宜方法定性鉴别处方中的钙盐、磷酸盐、维生素C等成分,并且采用络合滴定法测定了片剂中总钙含量。
METHODS Using a suitable method to identify the calcium salts , phosphate , vitamin C in preparation and determine total calcium salts by complexometry .
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EDTA络合滴定法快速测定含钡硅铁合金中钡的含量
Determining Ba content in Ba ferrosilicon rapidly by EDTA complexometric titration
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络合滴定法测定钾钙肥中有效CaO指示剂的探讨抽提指示剂,萃取指示剂
Discussing Effective CaO Indicator in Potassium and Calcium Fertilizer Measured by Complex Titration Method
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萃取分离EDTA络合滴定法测定镓的研究
Determination of gallium by EDTA complexometric titration after extraction separation
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氧化锌-氧化锆催化剂EDTA络合滴定法快速测定硫酸锆中氧化锆含量
Rapid Determination of Zirconium Oxide Content in Zirconium Sulfate with EDTA Compleximetry
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EDTA络合滴定法测定铁矿石中钙和镁
Determination of calcium and magnesium in iron ore by EDTA complexometric titration
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4-甲基-2-戊酮萃取分离,EDTA络合滴定法测定含铬、铝电镀废水中的铝
Analysis of Aluminum Ion in Electroplating Wastewater with 4-methyl-2-pentanone as Extractant and EDTA Complexometry
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EDTA络合滴定法测定硫酸钡纯度
EDTA Complexometric Titration Measurement Measuring Barium Sulfate Purity
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EDTA络合滴定测定重油中的硫
Measurement of Sulphur in Heavy Oil by EDTA
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EDTA快速络合滴定法测定矿石中稀土总量&离子型稀土矿离子相稀土总量测定
Rapid Determination of Rare Earth of Ion Absorption Type in Ore by EDTA Complexometric Titration
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方法采用EDTA络合滴定法。
METHODS By EDTA complex formation titration .
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对置换络合滴定提出了定量置换出金属离子的必要条件:K′R>K′r;
In this study , a necessary condition for quantitatively replacing metalic ions in displacement compleximetry is proposed : K ′ R > K ′ r ;
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微机模拟处理pH络合滴定法研究&Ⅱ.终点确定方法和最佳实验条件模拟估计程序
Study on the pH Complexometric Titration with Computer Simulation & ⅱ . The way of finding the end-point and the computer analogue program of the optimum experimental conditions
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采用EDTA络合滴定法分析和原子吸收分光光度法测定了溶液中镍及杂质金属离子的含量。
The content of nickel and impurity metals is analysed by EDTA titration and determined by atomic obsorption spectrophotometry .
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用EDTA络合滴定法分析了镧、钕在配合物中的含量;
The content of the La and Nd in the complexes was analyzed by the method of EDTA titration .
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络合滴定法测定镀铬液的H2SO4
Complexometric Titration of H_2SO_4 in Chromium Plating Solution
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研究了络合滴定法测定NiFeP化学镀液中Ni2+、Fe2+浓度的方法和影响滴定结果的因素。
The method for determining the concentration of Ni 2 + and Fe 2 + by complex titration in electroless Ni Fe P bath and the factors affecting titration results are studied .
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本文研究用EDTA络合滴定法,准确、快速测定陶瓷用的钛熔块釉中的铅。
An accurate and rapid method for EDTA complexometric titration determination of Pb in Ti-fritted glazes is proposed in this paper .
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EDTA络合滴定与酸碱滴定联合测定含锌碱性溶液中游离碱、锌和碳酸钠
Determination of free alkali , zinc and sodium carbonate in zinc aqueous alkali by uniting EDTA complexometric titration and acid base titration
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介绍了数学软件Matlab的基本操作及多项式求根的指令,并探讨了利用Matlab计算络合滴定金属离子最高酸度的方法。
The basic operation and polynomial extraction instructions of Matlab , a famous mathematic software , are briefly introduced . Calculation of the highest acidity in complexometric titration using Matlab is presented .
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在甲醇存在下,用EDTA四钠盐能准确而精密地络合滴定Ca(OH)2和CaCO3混合物。
In the presence of methanol , the mixture of Ca ( OH ) 2 and CaCO 3 can be analyzed with high accuracy and precision by EDTA complexometry .
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用络合滴定、红外及UV-vis光谱分析法,表征了载体表面的双核桥联结构。
The existence of dinuclear structure on the SiO 2 surface was characterized by IR and UV vis analysis and titration method .
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方法:采用吸附TLC、UV法对样品中靛蓝、络合滴定法对样品中石灰含量等进行定性定量检测。
Methods : The absorption TLC and UV were used for the determination of Indigo in the sample , and complexiometry was used for the determination of lime .
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研究了EDTA络合滴定法测定工业硫酸镍中镍含量,可代替丁二酮肟重量法。
The EDTA complexometric titration method of measuring the content of nickel in industrial nickel sulfate is studied . It can substitute for butanedione weight method .
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运用离子色谱法、络合滴定法和XPS分别对除氧器水箱的水质和垢成分进行了分析,并对水箱材质的腐蚀失效模式和腐蚀机理进行了讨论,综合分析了除氧器水箱裂纹形成的原因。
Water quality and scum of vessel is detected by Ion chromatogram and XPS respectively . Corrosion failure Manner and mechanism , the cause of crack is discussed comprehensively .