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SRPS H.B8.608:1979

Aluminium oxide primarily used for the production of aluminium — Determination of zinc content — Flame atomic absorption method

Jul 30, 1979
Jul 30, 1979
95.99   Withdrawal of Standard   Jan 28, 2013

General information

95.99     Jan 28, 2013

ISS

H047

International Standard

71.100.10  

Serbian  

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Scope

The method is applicable to products having Zn contents equal to or greater than 0,002 % (m/m). Dissolution of a test portion by hydrochloric acid under pressure. Aspiration of the solution into an acetylene-air flame and photometric measurement of the absorption of the 213,7 nm line emitted by a hollow-cathode zinc lamp. The dissolution of the sample can also be carried out by an alkaline fusion. This method is given in the annex. Replaces ISO Recommendation R 2071-1971.

Life cycle

NOW

WITHDRAWN
SRPS H.B8.608:1979
95.99 Withdrawal of Standard
Jan 28, 2013

Related project

Adopted from ISO 2071:1976