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ČSN is a protected designation of Czech national technical standards.
Textiles - Quantitative chemical analysis - Part 26: Mixtures of melamine with certain other fibres (method using hot formic acid)
Standard published on 1.5.2021
Selected format:Textiles - Quantitative chemical analysis - Part 27: Mixtures of cellulose fibres with certain other fibres (method using aluminium sulfate)
Standard published on 1.12.2019
Selected format:Textiles - Quantitative chemical analysis - Part 28: Mixtures of chitosan with certain other fibres (method using diluted acetic acid)
Standard published on 1.11.2020
Selected format:Textiles - Quantitative chemical analysis - Part 29: Mixtures of polyamide with polypropylene/polyamide bicomponent (method using sulfuric acid)
Standard published on 1.1.2021
Selected format:Textiles - Quantitative chemical analysis - Part 1: General principles of testing
WITHDRAWN published on 1.5.2011
Selected format:Textiles - Quantitative chemical analysis - Part 2: Ternary fibre mixtures
WITHDRAWN published on 1.5.2011
Selected format:Textiles - Quantitative chemical analysis - Part 3: Mixtures of acetate with certain other fibres (method using acetone)
WITHDRAWN published on 1.11.2019
Selected format:Textiles - Quantitative chemical analysis - Part 3: Mixtures of acetate and certain other fibres (method using acetone)
WITHDRAWN published on 1.5.2011
Selected format:Textiles - Quantitative chemical analysis - Part 4: Mixtures of certain protein and certain other fibres (method using hypochlorite)
WITHDRAWN published on 1.5.2011
Selected format:Textiles - Quantitative chemical analysis - Part 4: Mixtures of certain protein fibres with certain other fibres (method using hypochlorite)
WITHDRAWN published on 1.5.2018
Selected format:Latest update: 2026-11-14 (Number of items: 2 210 114)
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