NF EN ISO 1833-7

NF EN ISO 1833-7

September 2017
Standard Current

Textiles - Quantitative chemical analysis - Part 7 : mixtures of polyamide with certain other fibres (method using formic acid)

ISO 1833-7:2017 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. ISO 1833-7:2017 does not apply when the wool content exceeds 25 %; ISO 1833-4 applies.

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Main informations

Collections

National standards and national normative documents

Publication date

September 2017

Number of pages

11 p.

Reference

NF EN ISO 1833-7

ICS Codes

59.060.01   Textile fibres in general

Classification index

G06-006-7

Print number

1

International kinship

ISO 1833-7:2017

European kinship

EN ISO 1833-7:2017
Sumary
Textiles - Quantitative chemical analysis - Part 7 : mixtures of polyamide with certain other fibres (method using formic acid)

ISO 1833-7:2017 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.

ISO 1833-7:2017 does not apply when the wool content exceeds 25 %; ISO 1833-4 applies.

Replaced standards (1)
NF EN ISO 1833-7
December 2010
Standard Cancelled
Textiles - Quantitative chemical analysis - Part 7 : mixtures of polyamide and certain other fibres (method using formic acid)

<p>ISO 1833-7:2006 specifies a method, using formic acid, to determine the percentage of polyamide fibre, after removal of non-fibrous matter, in textiles made of binary mixtures of polyamide and cotton, viscose, cupro, modal, polyester, polypropylene, chlorofibre, acrylic or glass fibre.</p> <p>It is also applicable to mixtures with wool and animal hair, but when the wool content exceeds 25 %, the method described in ISO 1833-4 should be used.</p>

Table of contents
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  • Avant-propos
  • 1 Domaine d'application
  • 2 Références normatives
  • 3 Termes et définitions
  • 4 Principe
  • 5 Réactifs
  • 6 Appareillage
  • 7 Mode opératoire d'essai
  • 8 Calcul et expression des résultats
  • 9 Fidélité
  • Bibliographie
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