International Organization for Standardization (ISO)
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ISO 3393:1976
Scope
Specifies a gravimetric method for the determination of moisture content of cryolite. Describes the principle, the apparatus, the procedure, gives the expression of results and the test report. An annex lists the ISO Publications of concern.
ISO 3393:1976 history
1976ISO 3393:1976 Cryolite, natural and artificial, and aluminium fluoride for industrial use; Determination of moisture content; Gravimetric method