Journal ArticleDOI
Catalytic determination of nanogram amounts from iron(III) using its catalytic effect on the oxidation of sodium pyrogallol-5-sulphonate by hydrogen peroxide.
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TLDR
A kinetic method based on its catalytic effect on the oxidation of sodium pyrogallol-5-sulphonate by hydrogen peroxide is described and has been applied satisfactorily to the determination of iron(III) in tap water samples.About:
This article is published in Talanta.The article was published on 1995-09-01. It has received 14 citations till now. The article focuses on the topics: Hydrogen peroxide & Catalysis.read more
Citations
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Kinetic Determinations and Some Kinetic Aspects of Analytical Chemistry
Journal ArticleDOI
Removal of tannins and polyhydroxy phenols by electro-chemical techniques
TL;DR: In this paper, the removal of tannins and their basic molecules such as catechol, pyrogallol, phloroglucinol and resorcinol was studied by electro-flotation and electro-oxidation techniques.
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Simultaneous flow-injection determination of iron(II) and total iron by micelle enhanced luminol chemiluminescence
TL;DR: In this paper, a flow-injection method is proposed for the determination of iron(II) and for the simultaneous determination of the iron(III) and total iron based on the catalytic effect of iron on the oxidation of luminol with hydrogen peroxide in an alkaline medium.
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Carbon Nanotubes Coated on Silica Gels as a Support of Cu–Co Catalyst for the Synthesis of Higher Alcohols from Syngas
TL;DR: In this paper, a new approach to preparing Cu-Co-based catalysts for higher alcohols synthesis from syngas was demonstrated. Oxidized multiwalled carbon nanotubes (MWNTs) were adsorbed onto silica gels, and...
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Flow injection determination of iron by its catalytic effect on the oxidation of 3,3',5,5'-tetramethylbenzidine by hydrogen peroxide.
TL;DR: The proposed flow injection-photometric method was successfully applied to the determination of iron in river and lake water samples and can be determined free iron species.
References
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Journal ArticleDOI
A new catalytic determination of ultratrace amounts of iron with p-anisidine and n, n-dimethylaniline
TL;DR: In this paper, a new sensitive catalytic method for the determination of iron(II) and iron(III) is proposed, which is applicable to the analysis of pure ammonium and alkali metal salts containing 10 -4 -10 -5 % iron.
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Catalytic effect of iron(III) on the oxidation of 2-hydroxybenzaldehyde thiosemicarbazone by hydrogen peroxide
TL;DR: In this paper, a kinetic method for the determination of nanogram amounts of iron(III) based on its catalysis of the oxidation of 2-hydroxybenzaldehyde thiosemicarbazone by hydrogen peroxide in an ammoniacal medium is described.
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Selective determination of trace amounts of iron by a kinetic fluorimetric method
TL;DR: In this paper, the coupled catalysis of iron(III) and vanadium(V) in the autoxidation of sodium 4,8-diamino-1,5-dihydroxyanthraquinone-2,6-disulphonate (DADHADS) is discussed.