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See Chinese contents: GB/T 41417-2022 GB/T 41417-2022: Textiles -- Quantitative chemical analysis -- Mixtures of polyoxadiazole fiber and certain other fibers
This document specifies the method that uses chemical analysis method to determine the fiber content of polyarylenediazole fiber bicomponent mixture after removal of non-fibrous material. This document is applicable to polyoxadiazole fiber and certain protein fibers (wool, mulberry silk, etc.), regenerated cellulose fibers (lyocell fiber, modal fiber, viscose fiber, etc.), polyester fiber, polyamide fiber, polyvinyl alcohol fiber, polyacrylonitrile fibers, certain modacrylic fibers, polyurethane elastic fibers, acetate fibers, triacetate fibers, polylactic acid fibers, natural cellulose fibers (cotton, flax, ramie), polyimide fibers, polyamide fibers Bicomponent blend of vinyl fibers, carbon fibers, para-aramid fibers and meta-aramid fibers.
