Reference number
ISO 1833-4:2023
ISO 1833-4:2023
© ISO 2024
International Standard
ISO 1833-4:2023
Textiles — Quantitative chemical analysis — Part 4: Mixtures of certain protein fibres with certain other fibres (method using hypochlorite)
Edition 3
2023-09
2023-09
Resumen
This document specifies a method, using hypochlorite, to determine the mass percentage of protein fibre, after removal of non-fibrous matter, in textiles made of mixtures of certain non-protein fibres and certain protein fibres, as follows:
— wool, other animal-hair (such as cashmere, mohair), silk, protein,
with
— cotton, cupro, viscose, modal, acrylic, chlorofibres, polyamide, polyester, polypropylene, glass, elastane, elastomultiester, elastolefin, melamine and polypropylene/polyamide bicomponent.
Ciclo de vida
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Anteriormente
RetiradaISO 1833-4:2017
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Ahora