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determination thallium reagent

determination thallium reagent

determination thallium reagent
Application

Spectrophotometric determination of thallium as thallium Either the alco holic solution of reagent must be present and thallium added to it, or the thallium l'

determination thallium reagent

  • Spectrophotometric determination of thallium as thallium

    Either the alco holic solution of reagent must be present and thallium added to it, or the thallium l'"ig \, Mole ratio method using pyridincrncthiodidc as source of iodide ions Moles of I1'" to I mole of Tl3' solution must be mixed with the bulk of tlie ctlianol before the addition of reagent, or when small volumes (10 ml) are used the reagent solution must be added quickly with shakingThallium has been extracted with diethyldithiocarbamate in chloroform1 and with dithizone in chloroform2; in both cases, tartrate and cyanide are needed to mask interfering ions Extraction with zinc dibenzyldithiocarbamate has also been used3Spectrophotometric determination of thallium(lll) withAnal Chem All Publications/Website OR SEARCH CITATIONSDetection and Determination of Thallium | Analytical

  • Alkaloidal reagents VII The detection of thallium

    Titrirnetric determination of thallium The reaction between thallic chloride and potassium thiocyanate Detection of caesium, rubidium and thallium by spot tests A new reagent for thalliumspectrophotometric determination of traces of thallium (I) has been described This study was carried out in Yazd province of Iran in year 2008 MATERIALS AND METHODS All chemicals used were of analytical reagents grade Deionized water was used throughout A stock solution of 1000 mg/L thallium (I) ion was prepared byThallium determination using catalytic redox reaction01052002· Determination of thallium in autopsy tissues and body fluids by spectrophotometric technique Mikrochimica Acta 1975, 63 (1) , 1318 DOI: 101007/BF D Betteridge, John H Yoe Spectrophotometric determination of thallium as thallium tetriodide Analytica Chimica Acta 1962, 27, 18 DOI: 101016/S00032670(00)884391Detection and Determination of Thallium | Analytical

  • A Novel Method for the Spectrophotometric Determination of

    Other notable methods used for the determination of thallium include ICP MS 19 ; 20, AAS 21 22, potentiometry 23, and voltammetry 24 Most of these methods are disadvantageous in terms of cost and the instruments used in routine analysisEXTRACTION SPECTROPHOTOMETRIC DETERMINATION OF THALLIUM SUMMARY A new spectrophotometric procedure for the quantification of inorganic thallium (total Tl, Tl+ and Tl 3 +J in water is described Tl(III) is quantitatively extracted with toluene solution of amidine from hydrochloric acid solution (01545) M and the extract is allowed to react separately with basic dyes viz brilliant greenEXTRACTIONSPECTROPHOTOMETRIC DETERMINATION OFSUMMARY A new simple and selective procedure is described for the extractive photometric determination of thallium (I) with phloroglucinol The complex is extracted in dicthylmalonatc, quantitatively at pH I 15 and the yellow orange extract obeys Beer's law over the concentration range ofOl 08 ppm at 430 mnSelective extraction spectrophotometric determination of

  • Article in situ for Indium and Thallium Determination

    generation AAS method for the determination of thallium Ebdon et al11 improved the determination of Tl with the use of continuous flow hydride generation system for AAS using a flameheated quartz tube atom cell Liao et al12 developed a hydride generation and in situ trapping (in the graphite tube) system for the ETAAS determination of Tl using tellurium as enhancement reagent A flowAnal Chem All Publications/Website OR SEARCH CITATIONSDetection and Determination of Thallium | AnalyticalDetermination of thallium I It reacts with ascorbic acid in acidic medium to form a colorless product Thallium I increases the rate of reaction and it can be determined base on its catalytic effect on the reaction The reagents and manifold variables influences on the sensitivity were investigated and the optimum conditions were Sensitive Spectrophotometric Determination OfDetermination Thallium Variables

  • Thallium determination using catalytic redox reaction

    spectrophotometric determination of traces of thallium (I) has been described This study was carried out in Yazd province of Iran in year 2008 MATERIALS AND METHODS All chemicals used were of analytical reagents grade Deionized water was used throughout A stock solution of 1000 mg/L thallium (I) ion was prepared byMethylene blue has been proposed as a new analytical reagent for the catalytic spectrophotometric determination of thallium (I) It reacts with ascorbic acid in acidic medium to form a colorless product Thallium (I) increases the rate of reaction and it can be determined base on its catalytic effect on the reaction The reagents and manifold variables influences on the sensitivity wereThallium determination using catalytic redox reactionreagent In all the subsequent determinations, the concentration of the reagent was maintained at slightly excess above the required molar ratio Accuracy and precision In order to study the accuracy and precision of the method, determinations of thallium in the concentration range of 392 mg were carried out under optimized experimental conditions These results are presented in Table 2Indirect complexometric determination of thallium(III) in

  • EXTRACTIONSPECTROPHOTOMETRIC DETERMINATION OF THALLIUM

    EXTRACTION SPECTROPHOTOMETRIC DETERMINATION OF THALLIUM SUMMARY A new spectrophotometric procedure for the quantification of inorganic thallium (total Tl, Tl+ and Tl 3 +J in water is described Tl(III) is quantitatively extracted with toluene solution of amidine from hydrochloric acid solution (01545) M and the extract is allowed to react separately with basic dyes viz brilliant greengeneration AAS method for the determination of thallium Ebdon et al11 improved the determination of Tl with the use of continuous flow hydride generation system for AAS using a flameheated quartz tube atom cell Liao et al12 developed a hydride generation and in situ trapping (in the graphite tube) system for the ETAAS determination of Tl using tellurium as enhancement reagent A flowArticle in situ for Indium and Thallium DeterminationDetermination of thallium was made by anodic stripping voltammetry at a rotatingdisc bismuth film electrode plated in situ, using acetate buffer as the supporting electrolyte The stripping stepDetermination of thallium in water samples | Request PDF

  • Field determination of thallium in water, Analytical and

    Field determination of thallium in water Field determination of thallium in water Chandrawanshi, S; Sharma, M; Patel, K 00:00:00 A simple, selective, and sensitive field procedure for the spectrophotometric determination of thallium in water is described The preconcentration is carried out by extracting the chlorothallate ionpair complex of a cationic surfactant, ie CTAB or1 Am J Clin Pathol 1966 Aug;46(2):1858 Coulometric determination of thallium in blood and urine Christian GD, Purdy WC PMID: [PubMed indexed for MEDLINE]Coulometric determination of thallium in blood and urineDetermination of thallium I It reacts with ascorbic acid in acidic medium to form a colorless product Thallium I increases the rate of reaction and it can be determined base on its catalytic effect on the reaction The reagents and manifold variables influences on the sensitivity were investigated and the optimum conditions were Sensitive Spectrophotometric Determination OfDetermination Thallium Variables

  • Thallium determination using catalytic redox reaction

    spectrophotometric determination of traces of thallium (I) has been described This study was carried out in Yazd province of Iran in year 2008 MATERIALS AND METHODS All chemicals used were of analytical reagents grade Deionized water was used throughout A stock solution of 1000 mg/L thallium (I) ion was prepared byHMDTC) was used as a new flotation reagent for enrichment and separation of thallium traces from aqueous solutions HMA HMDTC added to the first precipitate collector of hydrated iron(III) oxide (Fe 2O 3 · xH 2O) gives the second precipitate collector of iron(III) hexamethylenedithiocarbamate (Fe(HMDTC) 3) During the coprecipitation step, thallium ions are incorporated in the structure ofDetermination of Thallium Traces from Aqueous SolutionsIndirect spectrophotometric determination of thallium(I) Indirect spectrophotometric determination of thallium(I) Sarudi, I; Inczédy, J 00:00:00 48 Z Anal Chem 282, 48 (1976) 9 by SpringerVerlag !976 Z Anal Chem, Band 282 (1976) Cu(II)Thiomalic Acid Complex as an Indicator in the Volumetric Determination of La(III) and Ce(III) R T Sane, R K Karandikar, and U MIndirect spectrophotometric determination of thallium(I

  • A Simple and Complexometric Determination of

    application to the determination of thallium(III) in various samples The proposed method does not require heating or readjustment of pH or very expensive facilities 2 Experimental 21 Reagents Analyticalreagent grade chemicals were used Thallium(III)nitrateDETERMINATION OF THALLIUM CONTENT IN 201T1 PROCESSING WASTE BY UVSPECTROPHOTOMETRY Sunarhadijoso Soenarjo', Dian Indriani", Prih Sarnianto" Saifuddin Nafis , Kadarisman Wisnukaton' ABSTRACT DETERMINA TION OF THALLIUM CONTENT IN 20lTI PROCESSING WASTE BY UVSPECTROPHOTOMETRY Thallium201 eOITI) is a radioisotopeDETERMINATION OF THALLIUM CONTENT IN PROCESSINGA simple, selective, sensitive, and rapid spectrophotometric method has been developed for the determination of thallium(III) using 3methyl2benzothiazolinone hydrazone hydrochloride and N(1naphthyl)ethylenediamine dihydrochloride The obtainedDevelopment of a selective and sensitive

  • Coulometric determination of thallium in blood and urine

    1 Am J Clin Pathol 1966 Aug;46(2):1858 Coulometric determination of thallium in blood and urine Christian GD, Purdy WC PMID: [PubMed indexed for MEDLINE]Determination of thallium in bismuth by differential pulse anodicstripping voltammetry without preliminary separation Determination of thallium in soils by flowinjectiondifferential pulse anodic stripping voltammetryDetermination of thallium in natural waters by anodicDetermination of thallium (III) in environmental samples is of great importance because of high toxicity of both element and its compounds Some thallium compounds have been used as rodenticides, insecticides, fungicides [1], medicines, and electronics and in the manufacture of optical glasses with high refractive indices Thallium is a wellknown neurotoxicant [2], and has become a very and Sensitive Spectrophotometric Method for the