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SRPS H.B8.188:1979

Aluminium fluoride for industrial use — Determination of iron content — 1,10- Phenanthroline photometric method

Jul 30, 1979
Jul 30, 1979
95.99   Withdrawal of Standard   Aug 27, 2012

General information

95.99     Aug 27, 2012

ISS

B082

International Standard

71.060.50  

Serbian  

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Scope

The method is applicable to products having a content greater than 0,020 %. The principle consists in dissolution of a test portion by either alkaline or acid fusion. Reduction of the iron(III) by hydroxylammonium chloride. Formation of the iro(II)-1, 10-phenanthroline complex in a buffered medium (pH value between 3,5 and 4,2) Photometric measurement of the coloured complex at a wavelength of about 510 nm.

Life cycle

NOW

WITHDRAWN
SRPS H.B8.188:1979
95.99 Withdrawal of Standard
Aug 27, 2012

Related project

Adopted from ISO 2368:1972