ISO/TR 4277:2009

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

ISO/TR 4277:2009 describes a conventional test for the evaluation of the free fluorides content of natural, artificial and recovered cryolite. This method is applicable to products having free fluorides content greater than 0,15 % (mass fraction) of AIF3 or 0,4 % (mass fraction) of NaF.

OEN:

ISO

Langue:

English

Code(s) de l'ICS:

71.060.50

Statut:

Publié

Date de Publication:

2009-10-20

Numéro Standard:

ISO/TR 4277:2009