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  • BS ISO 7766:2003

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    Processing photographic wastes. Analysis of cyanides. Determination of hexacyanoferrate(II) and hexacyanoferrate(III) by spectrometry

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  30-06-2003

    Publisher:  British Standards Institution

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Safety and operational precautions
    4 Principle
    5 Reactions
    6 Reagents and materials
    7 Apparatus
    8 Sampling and sample preparation
    9 Procedure
    10 Expression of results
    11 Test report
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes a test method for the determination of hexacyanoferrate(II) (ferrocyanide) and hexacyanoferrate(III) (ferricyanide), referred to hereafter as Fe(CN)[6], in photographic processing effluents.

    Scope - (Show below) - (Hide below)

    This International Standard establishes a test method for the determination of hexacyanoferrate(II) (ferrocyanide) and hexacyanoferrate(III) (ferricyanide), referred to hereafter as Fe(CN)6, in photographic processing effluents1). Results are reported as hexacyanoferrate, Fe(CN)6.

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    Committee CPW/42
    Development Note Supersedes BS ISO 7766-1 and 00/717547 DC (07/2003)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

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

    ISO 6353-1:1982 Reagents for chemical analysis Part 1: General test methods
    ISO 10349-1:2002 Photography Photographic-grade chemicals Test methods Part 1: General
    ISO 5667-2:1991 Water quality Sampling Part 2: Guidance on sampling techniques
    ISO 5667-3:2012 Water quality Sampling Part 3: Preservation and handling of water samples
    ISO 6703-2:1984 Water quality — Determination of cyanide — Part 2: Determination of easily liberatable cyanide
    ISO 5667-1:2006 Water quality Sampling Part 1: Guidance on the design of sampling programmes and sampling techniques
    ISO 6353-3:1987 Reagents for chemical analysis Part 3: Specifications Second series
    ISO 6703-1:1984 Water quality — Determination of cyanide — Part 1: Determination of total cyanide
    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
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