ArticleAnalytical chemistry2021
A Novel Approach for the Determination of the Ge Isotope Ratio Using Liquid-Liquid Extraction and Hydride Generation by Multicollector Inductively Coupled Plasma Mass Spectrometry.
Article in Analytical chemistry, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.
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5 citing papers in PubMed.
- Coprecipitation as a One-Step Se Separation for Determination of Isotope Ratios Completed with Revised Uncertainty Evaluation.Analytical chemistry · 2024Article
- Fractionation of selenium isotopes during biofortification of Saccharomyces cerevisiae and the influence of metabolic labeling withJournal of biological inorganic chemistry : JBIC : a publication of the Society of Biological Inorganic Chemistry · 2023Article
- Synthesis and Computational Study of an Optical Fluorescent Sensor for Selective Detection of NiACS omega · 2023Article
- Determination of Tenacissoside G, Tenacissoside H, and Tenacissoside I in Rat Plasma by UPLC-MS/MS and Their Pharmacokinetics.International journal of analytical chemistry · 2023Article
- Photochemical vapor generation for germanium: synergistic effect from cobalt/chloride ions and air-liquid interfaces.Analytical and bioanalytical chemistry · 2022Article
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4 authors.
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Abstract
In this work, a method for the accurate and precise determination of the Ge isotope ratio in synthetic water and natural samples of geological origin using multicollector inductively coupled plasma mass spectrometry (MC-ICPMS) with hydride generation was developed. The method was based on the liquid-liquid extraction of Ge to eliminate all elements affecting the generation of germanium hydrides. The standard-sample bracketing method was used to correct instrumental bias. Registration of analytical signal in time-resolved mode gave way to choose signals with best parameters and improved the precision of the results. Controlling the pH by using acetic buffer boosted the sensitivity by nearly five times in comparison to hydride generation methods suggested by other authors. The newly developed method is much simpler and quicker, does not need laborious Ge separation with ion-exchange resins, and thanks to its superior sensitivity, allows measurements of the Ge isotopic ratio in materials with relatively low Ge content. Delta values of the
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