EN ISO 1833-22:2021

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) EN ISO 1833-22:2021

Publication date:   Dec 16, 2021

General information

60.60 Standard published   Aug 4, 2021

CEN

CEN/TC 248 Textiles and textile products

European Norm

59.060.01   Textile fibres in general

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Scope

This document specifies a method, using formic acid and zinc chloride, to determine the mass percentage of viscose or certain types of cupro or modal or lyocell, after removal of non-fibrous matter, in textiles made of mixtures of
— viscose or certain types of the cupro or modal or lyocell fibres
with
— flax fibres.
This document is not applicable to mixtures in which the flax fibre has suffered extensive chemical degradation, nor when the viscose, cupro, modal or lyocell fibre is rendered incompletely soluble by the presence of certain permanent finishes or reactive dyes that cannot be removed completely.

Related legislation

Legislation related to this standard

1007/2011

Regulation (EU) No 1007/2011 of the European Parliament and of the Council of 27 September 2011 on textile fibre names and related labelling and marking of the fibre composition of textile products and repealing Council Directive 73/44/EEC and Directives 96/73/EC and 2008/121/EC of the European Parliament and of the Council

Life cycle

PREVIOUSLY

WITHDRAWN
EN ISO 1833-22:2013

NOW

PUBLISHED
EN ISO 1833-22:2021
60.60 Standard published
Aug 4, 2021