Textiles - Quantitative chemical analysis - Part 26: Mixtures of melamine with certain other fibres (method using hot formic acid) (ISO 1833-26:2020)
This document specifies a method using hot formic acid to determine the mass percentage of melamine fibres after removal of non-fibrous matter, in textiles made of mixtures of:— melamine fibreswith— cotton, polypropylene or aramid fibres.
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