DIN EN ISO 1833-9 E:2019 紡織品 定量化學(xué)分析 第9部分:醋酸纖維和三醋酸纖維的混合物(使用苯甲醇的方法)(ISO/DIS 1833-9:2019) 草案
Draft Document - 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