塑料 丙烯腈-苯乙烯-丙烯酸酯（ASA）、丙烯腈-（乙烯-丙烯-二烯烃）-苯乙烯（AEPDS）和丙烯腈-（氯化聚乙烯）-苯乙烯（ACS）模塑和挤出材料 第2部分：试样制备和性能测定

Plastics—Acrylonitrile-styrene-acrylate (ASA), acrylonitrile-(ethylene-propylene-diene)-styrene (AEPDS) and acrylonitrile-(chlorinated polyethylene)-styrene (ACS) moulding and extrusion materials—Part 2: Preparation of test specimens and determination of