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Cryolite, natural and artificial — Determination of aluminium content — Atomic absorption method
Automatically translated name:
Cryolite, natural and artificial -- Determination of aluminium content -- Atomic absorption method
STANDARD published on 1.12.1973
Designation standards: ISO 2830:1973
Publication date standards: 1.12.1973
SKU: NS-430486
The number of pages: 3
Approximate weight : 9 g (0.02 lbs)
Country: International technical standard
Category: Technical standards ISO
Description / Abstract: 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.
1.4.1973
1.4.1973
1.4.1973
1.4.1973
1.12.1972
1.12.1972
Latest update: 2024-09-08 (Number of items: 2 346 102)
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