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  • DIN EN 12125:2013-02

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    Chemicals used for treatment of water intended for human consumption - Sodium thiosulfate

    Available format(s):  Hardcopy, PDF

    Superseded date:  28-09-2022

    Language(s):  English, German

    Published date:  01-02-2013

    Publisher:  German Institute for Standardisation (Deutsches Institut für Normung)

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Description
        3.1 Identification
        3.2 Commercial form
        3.3 Physical properties
        3.4 Chemical properties
    4 Purity criteria
        4.1 Composition of commercial product
        4.2 Impurities and main by-products
        4.3 Toxic substances
    5 Test methods
        5.1 Sampling
        5.2 Analyses
    6 Labelling - Transportation - Storage
        6.1 Means of delivery
        6.2 Risk and safety labelling according to the EU
              Directives
        6.3 Transportation regulations and labelling
        6.4 Marking
        6.5 Storage
    Annex A (informative) General information on sodium thiosulfate
    Annex B (informative) Bibliography

    Abstract - (Show below) - (Hide below)

    Pertains to sodium thiosulfate used for treatment of water intended for human consumption.

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    Development Note The 2020 draft version has released for standard DIN EN 12125
    Document Type Standard
    Publisher German Institute for Standardisation (Deutsches Institut für Normung)
    Status Superseded
    Superseded By
    Supersedes

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

    ISO 3165:1976 Sampling of chemical products for industrial use — Safety in sampling
    ISO 6353-1:1982 Reagents for chemical analysis — Part 1: General test methods
    ISO 10636:1994 Photography Processing chemicals Specifications for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate
    ISO 3696:1987 Water for analytical laboratory use — Specification and test methods
    ISO 22743:2006 Water quality Determination of sulfates Method by continuous flow analysis (CFA)
    EN ISO 3696:1995 Water for analytical laboratory use - Specification and test methods (ISO 3696:1987)
    ISO 6206:1979 Chemical products for industrial use — Sampling — Vocabulary
    ISO 5993:1979 Sodium hydroxide for industrial use — Determination of mercury content — Flameless atomic absorption spectrometric method
    ISO 8213:1986 Chemical products for industrial use — Sampling techniques — Solid chemical products in the form of particles varying from powders to coarse lumps
    DIN ISO 3696:1991-06 WATER FOR ANALYTICAL LABORATORY USE - SPECIFICATION AND TEST METHODS
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