DIN Standards Committee Materials Testing
DIN EN ISO 1833-4
Textiles - Quantitative chemical analysis - Part 4: Mixtures of certain protein fibres with certain other fibres (method using hypochlorite) (ISO 1833-4:2023); German version EN ISO 1833-4:2023
Textilien - Quantitative chemische Analysen - Teil 4: Mischungen aus bestimmten Proteinfasern mit bestimmten anderen Fasern (Hypochlorit-Verfahren) (ISO 1833-4:2023); Deutsche Fassung EN ISO 1833-4:2023
Responsible national committee
NA 062-05-12 AA - Testing methods for separation and chemistry of textile fibres
Responsible european committee
CEN/TC 248/WG 30 - Composition - Qualitative and quantitative analysis of fibres and fibre mixtures