NEN-EN-ISO 1833-7
Textiles - Quantitative chemical analysis - Part 7: Mixtures of polyamide with certain other fibres (method using formic acid)
| Organization: | NEN |
| Publication Date: | 1 September 2017 |
| Status: | active |
| Page Count: | 16 |
| ICS Code (Man-made fibres): | 59.060.20 |
| ICS Code (Textile fibres in general): | 59.060.01 |
scope:
NEN-EN-ISO 1833-7 specifies 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. This document does not apply when the wool content exceeds 25 %; ISO 1833-4 applies.
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