1 Scope
This part of ISO 1833 specifies a method, using dimethylformamide, to determine the
percentage of acrylic, modacrylic, chlorofibre or elastane, after removal of non-fibrous
matter, in textiles made of binary mixtures of
and
-
— animal fibres, cotton (scoured, kiered or bleached), viscose, cupro, modal, polyamide,
polyester or glass fibres.
It is applicable to animal hair, wool and silk dyed with pre-metallized dyes, but
not to those dyed with after-chrome dyes.