Textiles - Quantitative chemical analysis - Part 17: Mixtures of cellulose fibres and certain fibres with chlorofibres and certain other fibres (method using concentrated sulfuric acid) (ISO 1833-17:2019); German version EN ISO 1833-17:2020— 11 стр.
Textiles - Quantitative chemical analysis - Part 19: Mixtures of cellulose fibres and asbestos (method by heating) (ISO 1833-19:2006); German version EN ISO 1833-19:2010— 10 стр.
Textiles - Quantitative chemical analysis - Part 24: Mixtures of polyester and certain other fibres (method using phenol and tetrachloroethane) (ISO 1833-24:2010); German version EN ISO 1833-24:2011— 11 стр.
