Name: UNI EN ISO 1833-21 : 2011
Brand: UNI

UNI EN ISO 1833-21 : 2011

Superseded

TEXTILES - QUANTITATIVE CHEMICAL ANALYSIS - PART 21: MIXTURES OF CHLOROFIBRES, CERTAIN MODACRYLICS, CERTAIN ELASTANES, ACETATES, TRIACETATES AND CERTAIN OTHER FIBRES (METHOD USING CYCLOHEXANONE)

Superseded date

09-06-2022

Published date

01-01-2011

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Foreword
1 Scope
2 Normative references
3 Principle
4 Reagents
5 Apparatus
6 Procedure
7 Calculation and expression of results
8 Precision
Annex A (informative) - Hot extraction apparatus
Bibliography

Describes a method, using cyclohexanone, to determine the percentage of chlorofibre, modacrylic, elastane, acetate and triacetate, after removal of non-fibrous matter, in textiles made of binary mixtures of: - acetate, triacetate, chlorofibre, certain modacrylics, certain elastanes and - wool, animal hair, silk, cotton, cupro, modal, viscose, polyamide, acrylic and glass fibre.

DocumentType	Standard
PublisherName	Ente Nazionale Italiano di Unificazione (UNI)
Status	Superseded
SupersededBy	UNI EN ISO 1833-21 : 2019

Standards	Relationship
ISO 1833-21:2006	Identical
EN ISO 1833-21:2019	Identical
EN ISO 1833-21:2010	Identical

ISO 2076:2013	Textiles Man-made fibres Generic names
ISO 1833-13:2006	Textiles Quantitative chemical analysis Part 13: Mixtures of certain chlorofibres and certain other fibres (method using carbon disulfide/acetone)
ISO 1833-1:2006	Textiles Quantitative chemical analysis Part 1: General principles of testing
ISO 6938:2012	Textiles — Natural fibres — Generic names and definitions
ISO 1833-17:2006	Textiles Quantitative chemical analysis Part 17: Mixtures of chlorofibres (homopolymers of vinyl chloride) and certain other fibres (method using sulfuric acid)