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  • EN 12125:2012

    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

    Chemicals used for treatment of water intended for human consumption - Sodium thiosulfate

    Available format(s): 

    Withdrawn date:  31-05-2013

    Language(s): 

    Published date:  14-11-2012

    Publisher:  Comite Europeen de Normalisation

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Description
    4 Purity criteria
    5 Test methods
    6 Labelling - Transportation - Storage
    Annex A (informative) - General information
            on sodium thiosulfate
    Bibliography

    Abstract - (Show below) - (Hide below)

    This European Standard is applicable to sodium thiosulfate used for treatment of water intended for human consumption. It describes the characteristics and specifies the requirements of sodium thiosulfate and refers to the corresponding analytical methods. It gives information for its use in water treatment.

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

    Committee CEN/TC 164
    Development Note Supersedes PREN 12125. (12/2012)
    Document Type Standard
    Publisher Comite Europeen de Normalisation
    Status Withdrawn
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    BS EN 16399:2013 Chemicals used for treatment of swimming pool water. Sodium thiosulfate
    12/30258343 DC : 0 BS EN 16399 - CHEMICALS USED FOR TREATMENT OF SWIMMING POOL WATER - SODIUM THIOSULFATE
    UNI EN 16399 : 2014 CHEMICALS USED FOR TREATMENT OF SWIMMING POOL WATER - SODIUM THIOSULFATE
    EN 16399:2013 Chemicals used for treatment of swimming pool water - Sodium thiosulfate
    DIN EN 16399:2014-03 CHEMICALS USED FOR TREATMENT OF SWIMMING POOL WATER - SODIUM THIOSULFATE
    DIN EN 16399 E : 2014 CHEMICALS USED FOR TREATMENT OF SWIMMING POOL WATER - SODIUM THIOSULFATE
    I.S. EN 16399:2013 CHEMICALS USED FOR TREATMENT OF SWIMMING POOL WATER - SODIUM THIOSULFATE

    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
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