Plastics - Symbols and abbreviated terms - Part 1: Basic polymers and their special characteristics (ISO 1043-1:2011 + Amd.1:2016); German version EN ISO 1043-1:2011 + A1:2016— 27 стр.
Marking of packaging and packaging materials for recycling purposes - Plastics packaging and packaging materials - Part 2: Supplementary marking— 2 стр.
Marking of packaging and packaging materials for recycling purposes - Plastics packaging and packaging materials - Part 2: Supplementary marking— 2 стр.