NF T50-008-1*NF EN ISO 21309-1:2019 Plastics - Ethylene/vinyl alcohol (EVOH) copolymer moulding and extrusion materials - Part 1 : designation system and basis for specifications
2019NF T50-008-1*NF EN ISO 21309-1:2019 Plastics - Ethylene/vinyl alcohol (EVOH) copolymer moulding and extrusion materials - Part 1 : designation system and basis for specifications