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  • 17/30339698 DC : 0

    NA Status of Standard is Unknown

    BS ISO 20950-1 - WATER QUALITY - DETERMINATION OF AVAILABLE WEAK AND DISSOCIABLE (WAD) CYANIDE - PART 1: METHOD USING LIGAND EXCHANGE, FLOW INJECTION ANALYSIS (FIA), GAS-DIFFUSION AND AMPEROMETRIC DETECTION

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date: 

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Interferences
    5 Principle
    6 Reagents
    7 Apparatus
    8 Sampling and sample preparation
    9 Procedure
    10 Calculations
    11 Expression of results
    12 Test report
    Annex A (informative) - Examples of flow
            injection systems
    Annex B (normative) - Determination of the real cyanide
            concentration in the potassium cyanide solution
            or potassium tetracyanozincate solution
    Annex C (informative) - Performance data
    Bibliography

    General Product Information - (Show below) - (Hide below)

    Comment Closes On
    Committee EH/3/2
    Document Type Draft
    Publisher British Standards Institution
    Status NA

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 2080:2008 Metallic and other inorganic coatings Surface treatment, metallic and other inorganic coatings Vocabulary
    ISO 17690:2015 Water quality Determination of available free cyanide (pH 6) using flow injection analysis (FIA), gas-diffusion and amperometric detection
    ISO 5667-3:2012 Water quality Sampling Part 3: Preservation and handling of water samples
    ISO 8466-2:2001 Water quality — Calibration and evaluation of analytical methods and estimation of performance characteristics — Part 2: Calibration strategy for non-linear second-order calibration functions
    ISO/TR 19588:2017 Background information and guidance on environmental cyanide analysis
    ISO 5725-2:1994 Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method
    ISO 3696:1987 Water for analytical laboratory use — Specification and test methods
    ISO 8466-1:1990 Water quality Calibration and evaluation of analytical methods and estimation of performance characteristics Part 1: Statistical evaluation of the linear calibration function
    ASTM D 7728 : 2011 Standard Guide for Selection of ASTM Analytical Methods for Implementation of International Cyanide Management Code Guidance
    ASTM D 6888 : 2016 : REDLINE Standard Test Method for Available Cyanides with Ligand Displacement and Flow Injection Analysis (FIA) Utilizing Gas Diffusion Separation and Amperometric Detection
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