
Textiles - Quantitative chemical analysis - Part 20: Mixtures of elastane with certain other fibres (method using dimethylacetamide) (ISO 1833-20:2018); German version EN ISO 1833-20:2019
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
EN ISO 1833-20 : 2010 - Identical
ISO 1833-20:2018 - Identical
ISO 1833-20 : 2009 - Identical