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Separation, preconcentration, and spectrophotometry in inorganic analysis

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The article was published on 2000-01-01 and is currently open access. It has received 297 citations till now. The article focuses on the topics: Spectrophotometry.

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Journal ArticleDOI

Determination of bismuth in different samples by dispersive liquid–liquid microextraction coupled with microvolume β-correction spectrophotometry

TL;DR: In this article, a microvolume β-correction spectrophotometric method was proposed for the sensitive and selective determination of bismuth coupling with dispersive liquid-liquid microextraction (DLLME).
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A comparative study using liquid scintillation counting to determine 63Ni in low and intermediate level radioactive waste

TL;DR: In this paper, a comparative study using liquid scintillation counting was performed to measure 63Ni in low and intermediate level radioactive waste, three DMG-based radiochemical procedures (solvent extraction, precipitation, extraction chromatography) were investigated, the solvent extraction method being considered as the reference method.
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Reflection of the Physiochemical Characteristics of 1-(2-pyridylazo)-2-naphthol on the Pre-concentration of Trace Heavy Metals.

TL;DR: The role of PAN in the different techniques of pre-concentration, namely co-precipitation, membrane filtration, micro-extraction, cloud point extraction and solid phase extraction, has been investigated and influences the optimum experimental parameters, namely pH, temperature, time, amount, tolerance limit, etc.
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Sorption properties of cellulose filters with covalently immobilized thiosemicarbazide

TL;DR: In this article, a thin-layer cellulose adsorbent bearing chemically immobilized thiosemicarbaside is synthesized for the preconcentration of cobalt, mercury, and cadmium.

Determination of cobalt, nickel and iron at trace level in natural water

TL;DR: In this paper, the authors used 4-(2-pyridylazo) resorcinol (PAR) as a chelating reagent for in-column derivatization and the determination of trace Co, Fe, and Ni ions by reversed-phase high-performance liquid chromatography with photodiode array detector.