Textiles - Quantitative chemical analysis - Part 9: Mixtures of acetate and triacetate fibres (method using benzyl alcohol) (ISO/DIS 1833-9:2019); German and English version prEN ISO 1833-9:2019
Textiles - Quantitative chemical analysis - Part 9: Mixtures of acetate with certain other fibres (method using benzyl alcohol) (ISO 1833-9:2019); German version EN ISO 1833-9:2019— 10 стр.