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    I.S. EN 891:2005

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 - IRON (3) CHLORIDE SULFATE

    Available format(s):  Hardcopy, PDF

    Superseded date:  16-02-2023

    Language(s):  English

    Published date:  01-01-2005

    Publisher:  National Standards Authority of Ireland

    For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
    Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

    Dates of withdrawal of national standards are available from NSAI.

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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 iron (III) chloride
                          sulfate
    Annex B (normative) Analytical methods
    Annex C (informative) Reduction of Fe (III) on a silver column
    Annex D (informative) Determination of cadmium, chromium, nickel
                          and lead (inductively coupled plasma optical
                          emission spectrometry (ICP/OES))
    Annex E (normative) General rules relating to safety
    Bibliography

    Abstract - (Show below) - (Hide below)

    Applies to iron (III) chloride sulfate for treating water intended for human consumption. Covers the characteristics of iron (III) sulfate and specifies the requirements and the corresponding analytical methods for iron (III) chloride sulfate and gives information on its use in water treatment.

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

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Superseded
    Superseded By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 5790:1979 Inorganic chemical products for industrial use General method for determination of chloride content Mercurimetric method
    ISO 3696:1987 Water for analytical laboratory use — Specification and test methods
    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
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