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)

Publication date: 11 dhj 2020

General information

Current stage: 90.20 Effective date: 15 tet 2025

Originator: ISO

Owner: ISO/TC 38

Type: International Standard

ICS: 59.060.01

Gjuha: anglisht frëngjisht

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Statusi: Publikuar

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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.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 1833-22:2013

NOW

PUBLISHED
ISO 1833-22:2020
90.20 Standard under periodical review
15 tet 2025

National adoptions

SSH EN ISO 1833-22:2021

DPS

Tekstile - Analizat kimike sasiore - Pjesa 22: Përzierjet e viskozës ose disa tipesh fibrash kupro, modale ose lyocell me fibrat e lirit (metoda që përdor acidin formik dhe klorurin e zinkut) (ISO 1833 22:2020)

60.60 Standard published

DPS/KT 248 më tepër

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