NF T50-002-1*NF EN ISO 19069-1:2015 Plastics - Polypropylene (PP) moulding and extrusion materials - Part 1 : designation system and basis for specifications
2015NF T50-002-1*NF EN ISO 19069-1:2015 Plastics - Polypropylene (PP) moulding and extrusion materials - Part 1 : designation system and basis for specifications