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ISO/TR 4277:2009

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

Oct 21, 2009

General information

60.60     Oct 21, 2009

ISO

ISO/TC 226

Technical Report

71.060.50  

English  

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Scope

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.

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PUBLISHED
ISO/TR 4277:2009
60.60 Standard published
Oct 21, 2009