Status : Withdrawn

This standard has been revised by ISO 305:2019

Abstract

Specification of a comparing method, based on the increasing discoloration of polyvinylchloride when exposed to heat, due to a decomposition reaction. Test pieces in diskform are placed between aluminium pieces and heated to the specified test temperature. After specified periods one test specimen at a time is taken out and the degree of discoloration assessed by visual examination or by measuring with a photometer.

General information

  • Status
     : Withdrawn
    Publication date
     : 1990-04
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 2
    Number of pages
     : 4
  • Technical Committee :
    ISO/TC 61/SC 9
    ICS :
    83.080.20 
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