
Textiles — Determination of stable nitrogen isotope ratio in cotton fibres
STANDARD published on 31.1.2019
Designation standards: ISO 20921:2019
Publication date standards: 31.1.2019
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: International technical standard
Category: Technical standards ISO
Description / Abstract: This document specifies the determination of the ratio of nitrogen isotopes in cotton fibres that are used for textile production. It applies not only to cotton textiles but also to raw cotton taken from cotton fields.