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  • UNI EN ISO 14896 : 2009

    Current The latest, up-to-date edition.

    PLASTICS - POLYURETHANE RAW MATERIALS - DETERMINATION OF ISOCYANATE CONTENT

    Available format(s): 

    Language(s): 

    Published date:  17-06-2009

    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
       4.1 Method A
       4.2 Method B
    5 Application
    6 Interferences
    7 Sampling
    8 Test conditions
    9 Reagents
    10 Apparatus
    11 Method A - Toluene/dibutylamine with aqueous HCI
       11.1 Procedure
       11.2 Expression of results
       11.3 Precision and bias
       11.4 Test report
    12 Method B - Toluene/TCB/DBA with methanolic HCI
       12.1 Procedure
       12.2 Expression of results
       12.3 Precision and bias
       12.4 Test report

    Abstract - (Show below) - (Hide below)

    Describes two methods for the measurement of the isocyanate content of aromatic isocyanates used as polyurethane raw materials.

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

    Development Note Supersedes UNI EN ISO 9369 (12/2002)
    Document Type Standard
    Publisher Ente Nazionale Italiano di Unificazione (UNI)
    Status Current
    Supersedes

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

    ISO 4787:2010 Laboratory glassware Volumetric instruments Methods for testing of capacity and for use
    ISO 385:2005 Laboratory glassware Burettes
    ISO 6353-1:1982 Reagents for chemical analysis — Part 1: General test methods
    ISO 648:2008 Laboratory glassware — Single-volume pipettes
    ISO 4788:2005 Laboratory glassware Graduated measuring cylinders
    ISO 14898:1999 Plastics Aromatic isocyanates for use in the production of polyurethane Determination of acidity
    ISO 6353-3:1987 Reagents for chemical analysis — Part 3: Specifications — Second series
    ISO 3696:1987 Water for analytical laboratory use — Specification and test methods
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