LST EN ISO 1833-13:2011 Textiles - Quantitative chemical analysis - Part 13: Mixtures of certain chlorofibres and certain other fibres (method using carbon disulfide/acetone) (ISO 1833-13:2006)
2011LST EN ISO 1833-7:2011 Textiles - Quantitative chemical analysis - Part 7: Mixtures of polyamide and certain other fibres (method using formic acid) (ISO 1833-7:2006)