Skip to content
Please enter a keyword to search

  • BS ISO 16042:2007

    Current The latest, up-to-date edition.

    Iron ores. Guidelines for the use of certified reference materials (CRMs)

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  31-05-2007

    Publisher:  British Standards Institution

    Add To Cart

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Principle
    5 Ore types
    6 Mass-fraction difference
    7 Extraction of the test portion
    8 Two-bottle strategy
    9 Alteration of the CRM
    10 Shewhart control charts
    11 Acceptance of analytical values
    12 Test report
    Annex A (informative) Example of the calculation of
            mass-fraction difference

    Abstract - (Show below) - (Hide below)

    Specifies recommended procedures for the use of CRMs that have been prepared and certified in accordance with ISO 11459.

    Scope - (Show below) - (Hide below)

    This International Standard describes recommended procedures for the use of CRMs that have been prepared and certified in accordance with ISO 11459. Such CRMs are used by laboratories to carry out the trueness tests as specified in the various International Standards for the chemical analysis of iron ores, to verify the analysis of shipment samples and the ongoing reliability of analytical results.

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

    Committee W/-
    Development Note Supersedes 05/30116664 DC. (05/2007)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

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

    ISO 11323:2010 Iron ore and direct reduced iron Vocabulary
    ISO 3082:2017 Iron ores — Sampling and sample preparation procedures
    ISO Guide 33:2015 Reference materials Good practice in using reference materials
    ISO Guide 35:2017 Reference materials Guidance for characterization and assessment of homogeneity and stability
    ISO Guide 30:2015 Reference materials Selected terms and definitions
    ISO 11459:1997 Iron ores Certified reference materials Preparation and certification for use in chemical analysis
    View more information

    • Access your standards online with a subscription

      Features

      • Simple online access to standards, technical information and regulations
      • Critical updates of standards and customisable alerts and notifications
      • Multi - user online standards collection: secure, flexibile and cost effective