ISO 1833-22:2020

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)
Autor: ISO
Código ICS: 59.060.01
Vigente
$33.000

Alcance

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 fibreswith— 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.

Especificaciones de la Norma
Fecha de Publicación 11/12/2020
Título Secundario Textiles -- Analyse chimique quantitative -- Partie 22: Mélanges de viscose ou de certains types de cupro, modal ou lyocell avec des fibres de lin (méthode à l’acide formique et au chlorure de zinc)
Páginas Técnicas 4
Idioma Inglés