Specifies a method using dimethylacetamide to determine the percentage of elastane, after removal of non-fibrous matter, in textiles made of binary mixtures of certain elastane fibres with cotton, viscose, cupro, modal, polyamide, polyester or wool fibre
SANS 1833-20:2010 history
2010SANS 1833-20:2010 Textiles - Quantitative chemical analysis Part 20: Mixtures of elastane and certain other fibres (method using dimethylacetamide)