Aktivní norma | Vydána: 01.07.1993

ISO 10136-5:1993

Glass and glassware — Analysis of extract solutions — Part 5: Determination of iron(III) oxide by molecular absorption spectrometry and flame atomic absorption spectrometry
(Verre et verrerie — Analyse des solutions d´attaque — Partie 5: Dosage de l´oxyde de fer(III) par spectrométrie d´absorption moléculaire et par spectrométrie d´absorption atomique dans la flamme)

Dostupné jazyky: Anglicky, Francouzsky

Dostupné provedení: Elektronické PDF, Tištěné

od 1 385.40 CZK zobrazit na eshopu

Podrobné informace

Označení: ISO 10136-5:1993

Datum vydání: 01.07.1993

Stran: 6

Země: Mezinárodní technická norma

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Anotace

Description / Abstract: The principle of the method specified is reducing the iron in the extract solution, complexing, extracting the complex into chloroform and measurement of the optical density of the resulting colour complex by means of a molecular absorption spectrometer at 533 nm or evaporating with hydrofluoric and perchloric acids, dissolving of the residue in hydrochloric acid, measuring the absorption using a flame atomic absorption spectrometer at 248,3 nm. Measures the concentration of iron, expressed as its oxide Fe2O3. Applies to the analysis of extract solutions obtained from any kind of glass or glassware.

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