90.20 Standard under periodical review Apr 15, 2024
ISO
ISO/TC 38/SC 23 Fibres and yarns
International Standard
59.080.01 Textiles in general
Published
The solubility of wool in alkali provides a useful index of the extent of change in its chemical properties brought about by certain agencies. Immersion of the wool in sodium hydroxide solution under specified conditions of time, temperature and volume. Determination of the loss in mass as the difference in the mass of the dry sample before and after treatment.
PUBLISHED
ISO 3072:1975
90.20
Standard under periodical review
Apr 15, 2024