Textiles - Quantitative chemical analysis - Part 22: Mixtures of viscose or certain types of cupro or modal or lyocell with flax fibres (method using formic acid and zinc chloride) (ISO 1833-22:2020); German version EN ISO 1833-22:2021
Edition 2021-10

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
Edition 2011-04

Textiles - Quantitative chemical analysis - Part 25: Mixtures of polyester with certain other fibres (method using trichloroacetic acid and chloroform) (ISO 1833-25:2020); German version EN ISO 1833-25:2020
Edition 2020-11

Textiles - Quantitative chemical analysis - Part 26: Mixtures of melamine with certain other fibres (method using hot formic acid) (ISO 1833-26:2020); German version EN ISO 1833-26:2020
Edition 2021-03

Textiles - Quantitative chemical analysis - Part 27: Mixtures of cellulose fibres with certain other fibres (method using aluminium sulfate) (ISO 1833-27:2018); German version EN ISO 1833-27:2019
Edition 2019-10

Textiles - Quantitative chemical analysis - Part 28: Mixtures of chitosan with certain other fibres (method using diluted acetic acid) (ISO 1833-28:2019); German version EN ISO 1833-28:2020
Edition 2020-08

Textiles - Quantitative chemical analysis - Part 29: Mixtures of polyamide with polypropylene/polyamide bicomponent (method using sulfuric acid) (ISO 1833-29:2020); German version EN ISO 1833-29:2020
Edition 2020-09

Whey cheese - Determination of fat content - Gravimetric method (Reference method) (ISO 1854:2008); German version EN ISO 1854:2008
Edition 2009-03

Flexible cellular polymeric materials - Determination of compression set (ISO 1856:2018); German version EN ISO 1856:2018
Edition 2020-11

Reinforcement yarns - Determination of linear density (ISO 1889:2009); German version EN ISO 1889:2009
Edition 2009-10