This standard was last reviewed and confirmed in 2015. Therefore this version remains current.
Specifies a spectrophotometric method, using the reduced molybdosilicate, for determining the silica content of sodium fluoride. Applicable to products of which the phosphorus pentoxide content does not exceed 0,02 % (m/m).
Status : PublishedPublication date : 1976-08
Edition : 1Number of pages : 5
Technical Committee:Materials for the production of primary aluminium
Buy this standard