Determination of Hydrogen Cyanide in Air by Ion Chromatography

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ISBN 13 :
Total Pages : 11 pages
Book Rating : 4.:/5 (125 download)

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Book Synopsis Determination of Hydrogen Cyanide in Air by Ion Chromatography by : TW. Dolzine

Download or read book Determination of Hydrogen Cyanide in Air by Ion Chromatography written by TW. Dolzine and published by . This book was released on 1982 with total page 11 pages. Available in PDF, EPUB and Kindle. Book excerpt: This paper describes a new procedure for the determination of hydrogen cyanide (HCN) concentrations in air. Airborne HCN is entrained in an impinger containing aqueous alkali and subsequently converted to sodium formate; the latter is quantitatively measured by ion chromatography. The collection procedure, reaction conditions, and chromatographic method are described. Interferences and the use of ion exchange resins for sample clean-up were investigated also. The precision and accuracy of spiked and air samples are presented.

Hydrogen Cyanide in Air

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ISBN 13 : 9780717603558
Total Pages : 11 pages
Book Rating : 4.6/5 (35 download)

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Book Synopsis Hydrogen Cyanide in Air by : Great Britain. Health and Safety Executive. Occupational Medicine and Hygiene Laboratory

Download or read book Hydrogen Cyanide in Air written by Great Britain. Health and Safety Executive. Occupational Medicine and Hygiene Laboratory and published by . This book was released on 1990 with total page 11 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Toxic Materials in the Atmosphere: Sampling and Analysis

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Publisher : ASTM International
ISBN 13 :
Total Pages : 173 pages
Book Rating : 4./5 ( download)

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Book Synopsis Toxic Materials in the Atmosphere: Sampling and Analysis by :

Download or read book Toxic Materials in the Atmosphere: Sampling and Analysis written by and published by ASTM International. This book was released on 1982 with total page 173 pages. Available in PDF, EPUB and Kindle. Book excerpt:

The Determination of Cyanide in Hydrometallurgical Process Solutions and Effluents by Ion Chromatography

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Publisher :
ISBN 13 : 9780869996478
Total Pages : 31 pages
Book Rating : 4.9/5 (964 download)

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Book Synopsis The Determination of Cyanide in Hydrometallurgical Process Solutions and Effluents by Ion Chromatography by : Christel Pohlandt-Watson

Download or read book The Determination of Cyanide in Hydrometallurgical Process Solutions and Effluents by Ion Chromatography written by Christel Pohlandt-Watson and published by . This book was released on 1984 with total page 31 pages. Available in PDF, EPUB and Kindle. Book excerpt:

The Separation, by Ion-interaction Chromatography, of Metal Cyanide Complexes, and the Application of the Technique to the Determination of 'total' Cyanide

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ISBN 13 :
Total Pages : 11 pages
Book Rating : 4.:/5 (46 download)

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Book Synopsis The Separation, by Ion-interaction Chromatography, of Metal Cyanide Complexes, and the Application of the Technique to the Determination of 'total' Cyanide by : Christel Pohlandt

Download or read book The Separation, by Ion-interaction Chromatography, of Metal Cyanide Complexes, and the Application of the Technique to the Determination of 'total' Cyanide written by Christel Pohlandt and published by . This book was released on 1989 with total page 11 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Ion Chromatography Applications

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Publisher : CRC Press
ISBN 13 : 9780849349676
Total Pages : 216 pages
Book Rating : 4.3/5 (496 download)

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Book Synopsis Ion Chromatography Applications by : Robert E. Smith

Download or read book Ion Chromatography Applications written by Robert E. Smith and published by CRC Press. This book was released on 1987-12-31 with total page 216 pages. Available in PDF, EPUB and Kindle. Book excerpt: Describes recent advances in ion chromatography and demonstrates how it is used to solve scientific and industrial problems. The basic principles of ion chromatography are explained, including gradient elution of ions and micromembrane suppressors. The various anion and cation exchange columns together with various detection methods and applications of ion chromatography in the environmental and life sciences and industry are reviewed. Over 100 chromatograms which illustrate parameters needed to perform analysis and data on gradient and mobile phase ion chromatography are included.

A Revised Ion-chromatographic Method for the Determination of Free Cyanide

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Publisher :
ISBN 13 : 9780869997741
Total Pages : 3 pages
Book Rating : 4.9/5 (977 download)

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Book Synopsis A Revised Ion-chromatographic Method for the Determination of Free Cyanide by : Christel Pohlandt-Watson

Download or read book A Revised Ion-chromatographic Method for the Determination of Free Cyanide written by Christel Pohlandt-Watson and published by . This book was released on 1986 with total page 3 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Microdiffusion Analysis and Volumetric Error

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Publisher :
ISBN 13 :
Total Pages : 488 pages
Book Rating : 4.3/5 (91 download)

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Book Synopsis Microdiffusion Analysis and Volumetric Error by : Edward Joseph Conway

Download or read book Microdiffusion Analysis and Volumetric Error written by Edward Joseph Conway and published by . This book was released on 1963 with total page 488 pages. Available in PDF, EPUB and Kindle. Book excerpt: CONTENTS - I. INTRODUCTORY - PART I - APPARATUS AND PRINCIPLES USED IN MICRODIFFUSION ANALYSIS - II. A STANDARD MICRO DIFFUSION APPARATUS OR 'UNIT' - III. FACTORS INFLUENCING THE ABSORPTION RATE FROM OUTER TO INNER CHAMBER WITH SPECIAL REFERENCE TO AMMONIA - IV. GENERAL PRINCIPLES GOVERNING THE ABSORPTION TIME IN MICRO DIFFUSION ANALYSIS - V. PIPETTES (SUITABLE FOR USE WITH THE STANDARD UNITS) AND THEIR DELIVERY ERRORS - VI. MICRO-BURETTES (SUITABLE FOR USE WITH THE STANDARD UNITS) AND ERRORS INVOLVED IN THEIR USE - VII. THE MICRODIFFUSION METHOD WITH END-POINT VOLUMES AROUND 20 CUBIC MILLIMETRES - VII. COLORIMETRY IN THE MICRODIFFUSION METHODS - PART II - DESCRIPTION OF METHODS WITH THE STANDARD UNITS - A. VOLATILE BASES - Aa. Ammonia Group - IX. AMMONIA. GENERAL METHOD USING STANDARD ACID AS ABSORBENT - X. AMMONIA. GENERAL METHOD (USING THE BORIC-HCL PROCEDURE) - XI. SPECIAL FACTORS INFLUENCING THE RATE OF AMMONIA ABSORPTION - XII. OTHER METHODS FOR DETERMINING THE ABSORBED AMMONIA IN THE MICRO DIFFUSION PROCEDURE - XIII. AMMONIA. BIOLOGICAL DETERMINATIONS - XIV. TOTAL NITROGEN (OVER 100 µg N). - XV. TOTAL NITROGEN (UNDER 100 µg N) FURTHER PROCEDURE - XVI. TOTAL NITROGEN (1 TO 0·1 µg N) - XVII. UREA (BLOOD AND URINE) - XVIII. UREA IN TISSUES - XIX. ADENOSINETRIPHOSPHORIC ACID, ADENYLIC ACID, ADENOSINE, ETC. - XX. NITRATE, NITRITE AND AMIDE NITROGEN - XXI. AMIDES (continued). GLUTAMINE - XXII. MONOAMINE OXIDASE AND HISTAMINASE IN TISSUES - Ab. Amine Group - XXIII. DETERMINATION OF VOLATILE AMINES - B. VOLATILE ACIDS - Ba. The Carbon Dioxide Group - XXIV. CARBONATES AND BICARBONATE - XXV. BLOOD GLUCOSE AND FERMENTABLE SUGAR IN NORMAL URINE - XXVI. DETERMINATION OF CARBONIC ANHYDRASE - XXVII. OXIDATION RATES OF ORGANIC SUBSTANCES WITH A STANDARD OXIDANT WITH APPLICATION TO DETERMINATION OF MINUTE AMOUNTS OF CALCIUM AS OXALATE - Bb. 1 Volatile Fatty Acids - XXVIII. ACETIC ACID AND OTHER LOWER FATTY ACIDS - XXIX. ASSAY OF ACETYLCHOLINESTERASE - Bc. Volatile Weak Inorganic Acids and Phenols - XXX. CYANIDE, AZIDE, SULPHIDE, PHENOLS - C. VOLATILE ALCOHOLS - XXXI. METHANOL AND ISOPROPANOL GROUP - XXXII. ETHANOL - XXXIII. ETHANOL FROM URETHANE - D. VOLATILE ALDEHYDES - Da. Formaldehyde Group XXXIV. FORMALDEHYDE - XXXV. FORMALDEHYDOGENIC STEROIDS (PERIODIC ACID AS OXIDANT) - XXXVI. FORMALDEHYDOGENIC STEROIDS (SODIUM BISMUTHATE AS OXIDANT) - XXXVII. GLYCINE (FORMALDEHYDE PRODUCED BY NINHYDRIN OXIDATION) - Db. Acetaldehyde Group XXXVIII. ACETALDEHYDE (SEMICARBAZIDE ABSORPTION) - XXXIX. ACETALDEHYDE FROM LACTIC ACID AND THREONINE WITH BISULPHITE ABSORPTION - E. VOLATILE KETONES - XL. ACETONE (INCLUDING A RAPID CLINICAL METHOD USING THE NESSLER SOLUTION) - F. VARIOUS VOLATILE OXIDISING AND REDUCING SUBSTANCES - Fa. The Halogens - XLI. THE HALOGENS (INTRODUCTORY) - XLII. CHLORIDE (BY OXIDATION TO CHLORINE AND ABSORPTION INTO IODIDE) - XLIII. CHLORIDE (BY OXIDATION TO CHLORINE AND ABSORPTION INTO FAST GREEN) - XLIV. BROMIDE - XLV. IODIDES AND HALOGEN MIXTURES - XLVI. SERIAL DETERMINATION OF ORGANICALLY BOUND HALOGEN - XLVII. VOLATILE HALOGENATED HYDROCARBONS (CHLOROFORM, TRICHLORETHYLENE AND CARBON TETRACHLORIDE) - Fb. Carbon Monoxide - XLVIII. CARBON MONOXIDE - XLIX. A RAPID CLINICAL METHOD FOR CARBON MONOXIDE DETERMINATION - G. VOLATILE SUBSTANCES OF TOXICOLOGICAL INTEREST - L. FELDSTEIN AND KLENDSHOJ'S SYSTEM FOR THE DETERMINATION OF VOLATILE POISONS BY MICRODIFFUSION - H. OTHER MISCELLANEOUS APPLICATIONS OF THE MICRODIFFUSION PRINCIPLE - LI. TOTAL MOLECULAR CONCENTRATION IN FLUID SAMPLES OF ABOUT 3-4 MILLIGRAMS - LII. SEPARATION OF CRYSTALS AND' GUMS' BY MICRODIFFUSION - QUALITATIVE MICRO-DIFFUSION ANALYSIS - LIII. SOME CONSIDERATIONS ON QUALITATIVE MICRO-DIFFUSION ANALYSIS - PART III - THE ERROR OF VOLUMETRIC TITRATION - LIV. INTRODUCTORY - LV. THE VARIABLE GLASS ERROR - LVI. THE TOTAL VARIABLE GLASS ERROR AND ITS CONTROL - LVII. THE VARIABLE CHEMICAL ERROR IN TITRATION - LVIII. THE RATIONALE OF MICRO TITRATION - LIX. THE CONSTANT GLASS ERROR - LX. THE CONSTANT CHEMICAL ERROR - LXI. VOLUMETRIC ERROR IN KJELDAHL NITROGEN ANALYSES - LXIII. UREA EXCRETION AS RENAL FUNCTION TEST - REFERENCES - INDEX OF SUBJECTS -

New Ion Chromatographic Methods for Determination of Trace Levels of Cyanide

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Publisher :
ISBN 13 :
Total Pages : 134 pages
Book Rating : 4.:/5 (378 download)

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Book Synopsis New Ion Chromatographic Methods for Determination of Trace Levels of Cyanide by : Susan Elizabeth Hill

Download or read book New Ion Chromatographic Methods for Determination of Trace Levels of Cyanide written by Susan Elizabeth Hill and published by . This book was released on 1997 with total page 134 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Hydrogen Cyanide and Cyanides

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Publisher :
ISBN 13 : 9789241530613
Total Pages : 67 pages
Book Rating : 4.5/5 (36 download)

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Book Synopsis Hydrogen Cyanide and Cyanides by :

Download or read book Hydrogen Cyanide and Cyanides written by and published by . This book was released on 2004 with total page 67 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Handbook of Environmental Analysis

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Publisher : CRC Press
ISBN 13 : 1498745628
Total Pages : 661 pages
Book Rating : 4.4/5 (987 download)

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Book Synopsis Handbook of Environmental Analysis by : Pradyot Patnaik

Download or read book Handbook of Environmental Analysis written by Pradyot Patnaik and published by CRC Press. This book was released on 2017-08-23 with total page 661 pages. Available in PDF, EPUB and Kindle. Book excerpt: The Handbook will cover all aspects of environmental analysis and will examine the emergence of many new classes of pollutants in recent years. It will provide information on an array of topics from instrumentation, analytical techniques, and sample preparations to statistical calculations, chemical structures, and equations. It will present the tools and techniques required to measure a wide range of toxic pollutants in our environment. It will be fully revised throughout, and will add four new chapters (Microbial Analysis, Chlorophyll, Chlorine, Chloramines and Chlorine Dioxide, and Derivatization Reactions in Environmental Analysis).

Acute Exposure Guideline Levels for Selected Airborne Chemicals

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Publisher : National Academies Press
ISBN 13 : 0309182700
Total Pages : 292 pages
Book Rating : 4.3/5 (91 download)

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Book Synopsis Acute Exposure Guideline Levels for Selected Airborne Chemicals by : National Research Council

Download or read book Acute Exposure Guideline Levels for Selected Airborne Chemicals written by National Research Council and published by National Academies Press. This book was released on 2002-10-07 with total page 292 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book reviews toxicity documents on five chemicals that can be released in the air from accidents at chemical plants, storage sites, or during transportation. The documents were prepared by the National Advisory Committee on Acute Exposure Guideline Levels for Hazardous Substances and were evaluated for their scientific validity, comprehensives, internal consistency, and conformance to the 1993 guidelines report.

The Determination of 'total' Cyanide by the Ion-interaction Chromatographic Separation of Individual Metal Cyanide Complexes

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ISBN 13 :
Total Pages : pages
Book Rating : 4.:/5 (921 download)

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Book Synopsis The Determination of 'total' Cyanide by the Ion-interaction Chromatographic Separation of Individual Metal Cyanide Complexes by :

Download or read book The Determination of 'total' Cyanide by the Ion-interaction Chromatographic Separation of Individual Metal Cyanide Complexes written by and published by . This book was released on 1988 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: A method is described for the determination of a variety of metal cyanide complexes occurring typically in solutions and effluents derived from the processing of gold. The method employs reverse-phase ion-interaction chromatography using an acetonitrile eluent containing tetrabutylammonium hydroxide as the pairing reagent and a neutral phosphate buffer as the inorganic modifier. Individual metal complexes occurring in a process or tailings solution can be identified, and their cyanide content reliably estimated. The simultaneous determination of 'free' cyanide in waste waters, which allows the 'total' cyanide concentration to be estimated, is achieved by the conversion of the cyanide to the silver cyanide complex, followed by chromatographic separation. The precision of the procedure (relative standard deviation) for most of the complexes is acceptable, even at submicrogram-per-litre levels.

HDBK OF ION EXCHANGE RESINS

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Publisher : Springer
ISBN 13 :
Total Pages : 320 pages
Book Rating : 4.:/5 (318 download)

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Book Synopsis HDBK OF ION EXCHANGE RESINS by : Johann Korkisch

Download or read book HDBK OF ION EXCHANGE RESINS written by Johann Korkisch and published by Springer. This book was released on 1988-12-31 with total page 320 pages. Available in PDF, EPUB and Kindle. Book excerpt: The six-volume CRC Handbook of Ion Exchange Resins reviews the application of ion exchange resins to inorganic analytical chemistry. Extracted from over 6,000 original publications, it presents the information in over 1,000 tables complemented by concise descriptions of analytical methods involving virtually all the elements of the periodic table. Also, the ion exchange characteristics of the elements, as well as other important information required by analysis using ion exchange resins, are presented in separate tables. The methods that allow the multi-element analysis of complex matrices are emphasized. This work includes a general discussion of the theoretical, instrumental, and other principles underlying the various applications of ion exchange resins in inorganic analytical chemistry with special attention focused on techniques based on ion chromatography.

Chromatographic Separation and Determination of Stable Metal Cyanide Complexes in Gold Processing Solutions

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ISBN 13 :
Total Pages : pages
Book Rating : 4.:/5 (921 download)

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Book Synopsis Chromatographic Separation and Determination of Stable Metal Cyanide Complexes in Gold Processing Solutions by :

Download or read book Chromatographic Separation and Determination of Stable Metal Cyanide Complexes in Gold Processing Solutions written by and published by . This book was released on 1986 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: Classical analytical chemistry relied to a large extent on the physical separation of the individual elements or radicals prior to their identification and quantitative determination. With the advent of instrumental methods of analysis it became possible in many instances to detect and measure the concentration of elements by physical means without prior separation. Optical emission spectrometry, X-ray-fluorescence spectrometry, polarography, and activation analysis are examples of such techniques. In recent years, much effort has been directed towards 'speciation': the identification of the state of combination of the elements and their complexes as they exist in a sample, followed by quantitative estimation. This is of importance, for example, in the electroplating, electrowinning, water-treatment, and hydrometallurgical fields. Ion chromatography is a technique that can be used with success for some of this work. Chromatography as a method of separating species was first employed in 1906 by the botanist Tswett to separate plant pigments. The early chromatographic columns consisted of inorganic adsorbents such as alumina. Paper pulp was also used, to be followed by synthetic organic ion-exchange materials for chemical chromatographic separations. By the suitable choice of solvents and eluting agents, it has now become possible to separate certain chemical complexes with relative ease. It then remains to find a suitable method for the determination of the eluted species. Spectrophotometric or conductivity measurements are usually employed. The technique has been developed to such an extent that it can be used for small volumes of samples. The procedure has great potential in the South African mining context, not only for the better understanding and control of hydrometallurgical processes, but also for the analysis and monitoring of effluents. Pioneering work has been done at Mintek on the development and application of this technique in South Africa. Already several laboratories serving the mining industry have acquired similar equipment, and ion chromatography is becoming one of the accepted analytical procedures. Work on the determination of complexes other than cyanides is already in progress.

Handbook of Pharmaceutical Analysis by HPLC

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Publisher : Elsevier
ISBN 13 : 0080455182
Total Pages : 679 pages
Book Rating : 4.0/5 (84 download)

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Book Synopsis Handbook of Pharmaceutical Analysis by HPLC by : Satinder Ahuja

Download or read book Handbook of Pharmaceutical Analysis by HPLC written by Satinder Ahuja and published by Elsevier. This book was released on 2005-02-09 with total page 679 pages. Available in PDF, EPUB and Kindle. Book excerpt: High pressure liquid chromatography–frequently called high performance liquid chromatography (HPLC or, LC) is the premier analytical technique in pharmaceutical analysis and is predominantly used in the pharmaceutical industry. Written by selected experts in their respective fields, the Handbook of Pharmaceutical Analysis by HPLC Volume 6, provides a complete yet concise reference guide for utilizing the versatility of HPLC in drug development and quality control. Highlighting novel approaches in HPLC and the latest developments in hyphenated techniques, the book captures the essence of major pharmaceutical applications (assays, stability testing, impurity testing, dissolution testing, cleaning validation, high-throughput screening). A complete reference guide to HPLC Describes best practices in HPLC and offers 'tricks of the trade' in HPLC operation and method development Reviews key HPLC pharmaceutical applications and highlights currents trends in HPLC ancillary techniques, sample preparations, and data handling

Toxicology of Cyanides and Cyanogens

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Publisher : John Wiley & Sons
ISBN 13 : 1118628950
Total Pages : 368 pages
Book Rating : 4.1/5 (186 download)

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Book Synopsis Toxicology of Cyanides and Cyanogens by : Alan H. Hall

Download or read book Toxicology of Cyanides and Cyanogens written by Alan H. Hall and published by John Wiley & Sons. This book was released on 2015-10-12 with total page 368 pages. Available in PDF, EPUB and Kindle. Book excerpt: The basic and applied toxicology of cyanides and cyanogens has widespread commercial, occupational, environmental, clinical, forensic, military, and public health implications. This book provides a detailed and updated reference describing the properties, uses, general and human toxicology, clinical recognition, diagnosis and medical management, and countermeasures is therefore required in academic, medical, occupational, environmental, medico-legal, regulatory, emergency response, and military arenas. Edited by a world-renowned team of experts from academia, defense and industry, this book will be an invaluable reference for professionals, researchers and students in cyanide and cyanogens.