ISO/TR 4277:2009
Current
The latest, up-to-date edition.
Cryolite, natural and artificial Conventional test for evaluation of free fluorides content
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
English
21-10-2009
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.
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.