ISO 1833-18:2019Withdrawn

Textiles — Quantitative chemical analysis — Part 18: Mixtures of silk with other protein fibres (method using sulfuric acid)

Textiles — Analyse chimique quantitative — Partie 18: Mélanges de soie avec d'autres fibres protéiques (méthode à l'acide sulfurique)

This edition has been replaced by ISO 1833-18:2020.

Abstract / scope

This document specifies a method, using sulfuric acid, to determine the mass percentage of silk, after removal of non-fibrous matter, in textiles made of binary mixtures of

— silk

with

— other protein fibres (e.g. wool or animal hair).

Life cycle

Replaces

ISO 1833-18:2006WithdrawnTextiles — Quantitative chemical analysis — Part 18: Mixtures of silk and wool or hair (method using sulfuric acid)International Standard · Published 2 Jun 2006 · ISO/TC 38

Replaced by

ISO 1833-18:2020PublishedTextiles — Quantitative chemical analysis — Part 18: Mixtures of silk with wool or other animal hair (method using sulfuric acid)International Standard · Published 5 Oct 2020 · ISO/TC 38