Skip to content
Please enter a keyword to search

  • UNI EN ISO 12677 : 2011

    Current The latest, up-to-date edition.

    CHEMICAL ANALYSIS OF REFRACTORY PRODUCTS BY X-RAY FLUORESCENCE (XRF) - FUSED CAST-BEAD METHOD

    Available format(s): 

    Language(s): 

    Published date:  25-10-2011

    Publisher:  Ente Nazionale Italiano di Unificazione (UNI)

    Sorry this product is not available in your region.

    Add To Cart

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

    Foreword
    1 Scope
    2 Normative references
    3 Types of material
    4 Principle
    5 Apparatus
    6 Sample grinding
    7 Loss on ignition (and/or drying)
    8 Flux
    9 Fusion casting procedures
    10 Calibration
    11 Corrections
    12 Reproducibility and repeatability
    13 Accuracy determined by certified reference materials
    14 Definitions of limits of detection
    15 Test report
    Annex A (normative) - Calibration range and required
            detection limits
    Annex B (normative) - Corrections for tungsten carbide
            grinding media
    Annex C (informative) - Examples of fluxes/flux ratios
    Annex D (normative) - Examples of CRM to be used to
            check synthetic calibrations
    Annex E (normative) - Examples of SeRM
    Annex F (normative) - Equation for theoretical calculations
    Annex G (normative) - Certified reference materials (CRMs)
    Annex H (normative) - Method of inter-element correction
            used to compensate for the effects of co-existing
            components when using SeRM for calibration
    Annex I (normative) - Standard deviations achieved with
            certified reference materials
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes a method for the chemical analysis of refractory and technical ceramic raw materials, intermediates and products, by means of the X-ray fluorescence (XRF) fused cast-bead method.

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

    Committee CT 700
    Document Type Standard
    Publisher Ente Nazionale Italiano di Unificazione (UNI)
    Status Current
    Supersedes

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

    AS 2503.6-2007 Refractories and refractory materials - Chemical analysis Refractories, refractory mortars and silicate materials - Determination of major and minor elements - Wavelength dispersive X-ray fluorescence spectrometry using lithium borate fusion
    ISO 565:1990 Test sieves — Metal wire cloth, perforated metal plate and electroformed sheet — Nominal sizes of openings
    ISO Guide 35:2017 Reference materials Guidance for characterization and assessment of homogeneity and stability
    ISO 21068-2:2008 Chemical analysis of silicon-carbide-containing raw materials and refractory products Part 2: Determination of loss on ignition, total carbon, free carbon and silicon carbide, total and free silica and total and free silicon
    ISO 3534-2:2006 Statistics Vocabulary and symbols Part 2: Applied statistics
    ISO 21068-1:2008 Chemical analysis of silicon-carbide-containing raw materials and refractory products Part 1: General information and sample preparation
    ISO 21068-3:2008 Chemical analysis of silicon-carbide-containing raw materials and refractory products Part 3: Determination of nitrogen, oxygen and metallic and oxidic constituents
    ISO 26845:2008 Chemical analysis of refractories General requirements for wet chemical analysis, atomic absorption spectrometry (AAS) and inductively coupled plasma atomic emission spectrometry (ICP-AES) methods
    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