ISO 1833-20:2018

Textiles — Quantitative chemical analysis — Part 20: Mixtures of elastane with certain other fibres (method using dimethylacetamide)

This document specifies a method using dimethylacetamide to determine the mass percentage of elastane, after removal of non-fibrous matter, in textiles made of mixtures of:

— certain elastane fibres

with

— cotton, viscose, cupro, modal, lyocell, polyamide, polyester or wool fibres.

This method is not applicable when acrylic fibres are present.

It is also possible to analyse mixtures containing certain elastane fibres by using the test methods described in ISO 1833-12 or ISO 1833-21.

Edition	2018
Standard Part No	20
Published Date	2018
Published By	International Standardization Organisation
Page Count	3