ISO 6989:1981

Textile fibres — Determination of length and length distribution of staple fibres (by measurement of single fibres)
Specifies three methods for determination - method A: on a straightened fibre on a graduated rule, under a light tension applied with the aid of forceps and grease; - method B: measurement, using an opisometer, of the length of the image of fibre enlarged by projection on a screen; - method C: by use of a semi-mechanical device. - Intended to replace two existing International Standard, ISO 270 and ISO 1822.
OEN:
ISO
Langue:
English
Code(s) de l'ICS:
59.060.01
Statut:
Publié
Date de Publication:
1981-04-30
Numéro Standard:
ISO 6989:1981