Plastics - Poly(vinyl alcohol) (PVAL) materials - Part 1: Designation system and basis for specifications (ISO/DIS 15023-1:2016); German and English version prEN ISO 15023-1:2016
Plastics - Poly(vinyl alcohol) (PVAL) materials - Part 1: Designation system and basis for specifications (ISO 15023-1:2017); German version EN ISO 15023-1:2017— 17 стр.