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  • BS ISO 4688-1:2006

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    Iron ores. Determination of aluminium Flame atomic absorption spectrometric method

    Available format(s):  Hardcopy, PDF

    Superseded date:  31-08-2017

    Language(s):  English

    Published date:  31-08-2006

    Publisher:  British Standards Institution

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

    Foreword
    1 Scope
    2 Normative references
    3 Principle
    4 Reagents
    5 Apparatus
    6 Sampling and samples
      6.1 Laboratory sample
      6.2 Preparation of predried test samples
    7 Procedure
      7.1 Number of determinations
      7.2 Test portion
      7.3 Blank test and check test
      7.4 Determination
    8 Expression of results
      8.1 Calculation of mass fraction of aluminium
      8.2 General treatment of results
      8.3 Oxide factor
    9 Test report
    Annex A (normative) Flowsheet of the procedure for the
            acceptance of analytical values for test samples
    Annex B (informative) Derivation of repeatability and
            permissible tolerance equations
    Annex C (informative) Precision data obtained by
            international analytical trials

    Abstract - (Show below) - (Hide below)

    Defines a flame atomic absorption spectrometric method for the determination of the mass fraction of aluminium in iron ores.

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

    Committee W/-
    Development Note Supersedes BS 7020-8.2(1993) and 05/30116676 DC. (08/2006)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

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

    ISO 3082:2017 Iron ores — Sampling and sample preparation procedures
    ISO 1042:1998 Laboratory glassware One-mark volumetric flasks
    ISO 648:2008 Laboratory glassware — Single-volume pipettes
    ISO 7764:2006 Iron ores Preparation of predried test samples for chemical analysis
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