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  • UNI EN ISO 3451-1 : 2009

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    PLASTICS - DETERMINATION OF ASH - PART 1: GENERAL METHODS

    Available format(s): 

    Superseded date:  09-09-2022

    Language(s): 

    Published date:  31-12-2008

    Publisher:  Ente Nazionale Italiano di Unificazione (UNI)

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

    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Principle
    5 Reagents (for methods B and C only)
    6 Apparatus
    7 Procedure
       7.1 Test portion
       7.2 Test conditions
       7.3 Method A - Direct calcination
       7.4 Method B - Calcination following sulphuric acid
           treatment after burning
       7.5 Method C - Calcination following sulphuric acid
           treatment before burning
    8 Number of tests
    9 Expression of results
    10 Precision
    11 Test report

    Abstract - (Show below) - (Hide below)

    Describes general methods, with suitable test conditions, for the determination of the ash of a range of plastics (resins and compounds).

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

    Document Type Standard
    Publisher Ente Nazionale Italiano di Unificazione (UNI)
    Status Superseded
    Superseded By
    Supersedes

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

    UNI 10667-10 : 2011 PLASTIC RAW-SECONDARY MATERIALS - POLYSTYRENE FOR GENERAL PURPOSES, FROM THE RECYCLING OF INDUSTRIAL RESIDUES AND/OR FROM PRE AND/OR POST-CONSUMER MATERIALS - PART 10: REQUIREMENTS AND TEST METHODS
    UNI 10667-2 : 2010 PLASTIC RAW-SECONDARY MATERIALS - POLYETHYLENE FOR GENERAL PURPOSES FROM THE RECYCLING OF INDUSTRIAL RESIDUES AND/OR FROM PRE AND/OR POST CONSUMER MATERIALS - PART 2: REQUIREMENTS AND TEST METHODS
    UNI 11401 : 2011 GUIDELINE FOR THERMAL BREAK PROFILES
    UNI 10667-13 : 2013 PLASTIC RAW-SECONDARY MATERIALS FILLERS OBTAINED FROM GRINDING OF PRODUCTION AND/OR POST-CONSUMER WASTE OF REINFORCED PLASTICS COMPOSITES - PART 13: REQUIREMENTS AND TEST METHODS
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