KS K ISO 1833-21:2018 Textiles — Quantitative chemical analysis — Part 21: Mixtures of chlorofibres, certain modacrylics, certain elastanes, acetates, triacetates and certain other fibres(method using cyclohexanone)
2022KS K ISO 1833-21:2022 Textiles — Quantitative chemical analysis — Part 21: Mixtures of chlorofibres, certain modacrylics, certain elastanes, acetates, triacetates with certain other fibres(method using cyclohexanone)
2018KS K ISO 1833-21:2018 Textiles — Quantitative chemical analysis — Part 21: Mixtures of chlorofibres, certain modacrylics, certain elastanes, acetates, triacetates and certain other fibres(method using cyclohexanone)
2009KS K ISO 1833-21:2009 Textiles-Quantitative chemical analysis-Part 21:Mixtures of chlorofibres, certain modacrylics, certain elastanes, acetates,triacetates and certain other fibres(method using cyclohexanone)