DIN EN ISO 1833-7 E:2010-03 Quantitative chemical analysis of textiles Part 7: Mixing of polyamides with certain other fibers (formic acid method) (Draft)
2017DIN EN ISO 1833-7:2017-12 Textiles - Quantitative chemical analysis - Part 7: Mixtures of polyamide with certain other fibres (method using formic acid) (ISO 1833-7:2017); German version EN ISO 1833-7:2017
2017DIN EN ISO 1833-7:2017 Textiles - Quantitative chemical analysis - Part 7: Mixtures of polyamide with certain other fibres (method using formic acid) (ISO 1833-7:2017)
2011DIN 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); German version EN ISO 1833-7:2010
1970DIN EN ISO 1833-7 E:2010-03 Quantitative chemical analysis of textiles Part 7: Mixing of polyamides with certain other fibers (formic acid method) (Draft)