EN ISO 1833-22:2021
紡織品.定量化學(xué)分析.第22部分:某種銅氨絲或莫代爾或萊賽爾和亞麻纖維和纖維膠的混合(甲酸和氯化鋅方法)
Textiles - Quantitative chemical analysis - Part 22: Mixtures of viscose or certain types of cupro or modal or lyocell with flax fibres (method using formic acid and zinc chloride) (ISO 1833-22:2020)