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ISO 2913:1975

Wool — Colorimetric determination of cystine plus cysteine in hydrolysates

May 1, 1975

General information

90.93     Mar 18, 2025

ISO

ISO/TC 38/SC 23

International Standard

59.080.01  

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Scope

Applicable to all-wool textiles in any form, namely loose fibre, roving, yarn or cloth. Dyes when present may interfere with the colorimetric measurement. The method is not applicable to oxidized or reduced wool. It is primarily applicable to determination of cystine and cysteine in washed wool, tops, yarns or cloths that have not been reduced or oxidized.

Life cycle

NOW

PUBLISHED
ISO 2913:1975
90.93 Standard confirmed
Mar 18, 2025