40.20 DIS ballot initiated: 12 weeks Aug 6, 2026
CEN
CEN/TC 238 Test gases, test pressures, appliance categories and gas appliance types
European Norm
71.040.40 Chemical analysis
Draft
PUBLISHED
EN ISO 6142-1:2015
IN_DEVELOPMENT
EN ISO 6142-1:2015/prA1
40.20
DIS ballot initiated: 12 weeks
Aug 6, 2026