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  • 11/30217195 DC : 0

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    BS ISO 15923-1 - WATER QUALITY - DETERMINATION OF IONS BY A DISCRETE ANALYSIS SYSTEM AND SPECTROPHOTOMETRIC DETECTION - PART 1: AMMONIUM, CHLORIDE, NITRATE, NITRITE, ORTHOPHOSPHATE, SILICATE AND SULFATE

    Available format(s):  Hardcopy, PDF

    Superseded date:  31-12-2013

    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 Principle
    4 Interferences
    5 Reagents
    6 Apparatus
    7 Sampling and sample preparation
    8 Calibration
    9 Procedure
    10 Calculation
    11 Expression of Results
    12 Test report
    Annex A (normative) - Correction for inherent colour
    Annex B (normative) - Determination of ammonium
    Annex C (normative) - Determination of the sum of
            nitrate and nitrite by the hydrazine method
    Annex D (normative) - Determination of nitrite
    Annex E (normative) - Determination of chloride by the
            thiocyanate method
    Annex F (normative) - Determination of orthophosphate
    Annex G (normative) - Determination of sulfate by the
            turbidimetric method
    Annex H (normative) - Determination of silicate
    Annex I (informative) - Intralaboratory performance
            characteristics
    Annex J (informative) - Interlaboratory performance
            characteristics
    Bibliography

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

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    Status Superseded
    Superseded By

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

    ISO 5663:1984 Water quality — Determination of Kjeldahl nitrogen — Method after mineralization with selenium
    ISO 15682:2000 Water quality Determination of chloride by flow analysis (CFA and FIA) and photometric or potentiometric detection
    ISO 6777:1984 Water quality — Determination of nitrite — Molecular absorption spectrometric method
    ISO 13395:1996 Water quality — Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
    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 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
    ISO 6878:2004 Water quality Determination of phosphorus Ammonium molybdate spectrometric method
    ISO 7150-1:1984 Water quality — Determination of ammonium — Part 1: Manual spectrometric method
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