DIN EN ISO 21970-2:2019-12 Plastics - Polyketone (PK) moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties (ISO 21970-2:2019); German version EN ISO 21970-2:2019
2019DIN EN ISO 21970-2:2019-12 Plastics - Polyketone (PK) moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties (ISO 21970-2:2019); German version EN ISO 21970-2:2019
2019DIN EN ISO 21970-2:2019 Plastics - Polyketone (PK) moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties (ISO 21970-2:2019)
2017DIN EN ISO 21970-2:2017 Plastics - Polyketone (PK) moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties (ISO/DIS 21970-2:2017); German and English version prEN ISO 21970-2:2017