ISO 4277:1977

Cryolite, natural and artificial — Conventional test for evaluation of free fluorides content

Cryolithe, naturelle et artificielle — Essai conventionnel pour l'évaluation de la teneur en fluorures libres

Fecha Anulación:

1977-11-01 / Withdrawn

ICS:

Committee:

ISO/TC 226 - Materials for the production of primary aluminium

This standard is available in:

Digital format

Ingles