Norm

ISO 2830:1973 en

Cryolite, natural and artificial - Determination of aluminium content - Atomic absorption method

31,57

Over deze norm

Status Definitief
Aantal pagina's 3
Gepubliceerd op 01-12-1973
Taal Engels
Applicable to products having a normal composition for which the molar ratio NaF/AlF3 is equal to about 3. Dissolution of a test portion in concentrated suphuric acid and elimination of hydrogen fluoride. Treatment with hydrochloric acid and water. Atomization of the solution into an acetylene measurement of the absorption of the 309.3 nm line emitted by an aluminium hollow cathode lamp. Has also been approved by the IUPAC.

Details

ICS-code 71.060.50
Nederlandse titel Cryolite, natural and artificial - Determination of aluminium content - Atomic absorption method
Engelse titel Cryolite, natural and artificial - Determination of aluminium content - Atomic absorption method

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