Plastics - Polystyrene (PS) moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties (ISO 1622-2:1995); German version EN ISO 1622-2:1999— 9 стр.
Plastics - Polystyrene (PS) moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties (ISO 1622-2:1995); German version EN ISO 1622-2:1999— 9 стр.