Plastics - Homopolymer and copolymer resins of vinyl chloride - Determination of pH of aqueous extract (ISO 1264:1980); German version EN ISO 1264:1997— 4 стр.
Plastics - Homopolymer and copolymer resins of vinyl chloride - Part 2: Preparation of test samples and determination of properties (ISO 1060-2:1998); German version EN ISO 1060-2:1999— 7 стр.
