NS EN ISO 1833-7 : 2017
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The latest, up-to-date edition.
TEXTILES - QUANTITATIVE CHEMICAL ANALYSIS - PART 7: MIXTURES OF POLYAMIDE AND CERTAIN OTHER FIBRES (METHOD USING FORMIC ACID) (ISO 1833-7:2017)
01-12-2013
Provides a method, using formic acid, to determine the mass percentage of polyamide fibre, after removal of non-fibrous matter, in textiles made of mixtures of - polyamide with - cotton, viscose, cupro, modal, lyocell, polyester, polypropylene, chlorofibre, acrylic, glass fibre, elastomultiester, elastolefin and melamine, or wool (if the wool content is less than or equal to 25 %), or animal hair fibres.
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