DIN EN ISO 20557-2:2018
塑料 聚苯醚(PPE)成型和挤出材料 第2部分:试样的制备和性能测定(ISO 20557-2:2018);德文版 EN ISO 20557-2:2018
Plastics - Poly(phenylene ether) (PPE) moulding and extrusion materials - Part 2: Preparation of test specimen and determination of properties (ISO 20557-2:2018); German version EN ISO 20557-2:2018