
Textiles - Quantitative chemical analysis - Part 18: Mixtures of silk with wool or other animal fibers (sulfuric acid method)
出版:Polish Committee for Standardization

专家解读视频
EN ISO 1833-18:2020 - Identical
ISO 1833-18:2020 - Identical
EN ISO 1833-18:2020 - Identical
ISO 1833-18:2020 - Identical