ISO 2830:1973

This standard was last reviewed and confirmed in 2022. Therefore this version remains current.

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.

General information

Status
: Published

Publication date
: 1973-12
Edition
: 1

Number of pages
: 3
Technical Committee
: ISO/TC 226 Materials for the production of primary aluminium
ICS
:
71.060.50 Salts

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ISO 2830:1973

A standard is reviewed every 5 years
Stage: 90.93 (Confirmed)

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