99.60 Withdrawal effective Jun 12, 2019
CEN
CEN/TC 249 Plastics
European Norm
83.080.01 Plastics in general
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.
WITHDRAWN
EN ISO 305:1999
99.60
Withdrawal effective
Jun 12, 2019
PUBLISHED
EN ISO 305:2019