Chemical Analytics

The service group Chemical Analytics offers a broad range of analytical services in the fields of chromatography, mass spectrometry and atomic spectrometry for the research departments of INM, for groups of the university of Saarland and external costumers. In addition to the identification and quantification of your analytes, we optimize established methods according to your requirements and develop special analytical solutions to your specifications. Our analytical equipment includes instrumental methods like Gas Chromatography-Mass Spectrometry (GC/MS), Liquid chromatography (HPLC) with different detectors (RID, DAD and ESI-MS). Atomic spectrometric methods like Atomic Absorption Spectrometry (AAS) with Flame (FAAS) and Graphite Furnace (GFAAS) Atomisation, Optical Emission Spectrometry with Inductively Coupled Plasma (ICP OES) and CHNOS analyses are also available. Our new High-Resolution Sector-Field ICP-MS quantifies analytes down to the lower ppt-range and the determination of isotope ratios and Single Particle analysis are also possible.

Aleeza-Farrukh, INM – Leibniz-Institut für Neue Materialien gGmbH
Dr. Claudia Fink-Straube
Head of Chemical Analytics
Telefon: +49 (0)681-9300-392
Team Members
Phone: +49 (0)681-9300-392
Phone: +49 (0)681-9300-117
Phone: +49 (0)681-9300-117

Publications

2025
Dynamic mechanical analysis of alginate/gellan hydrogels under controlled conditions relevant to environmentally sensitive applications

Segovia-Gutiérrez, Juan Pablo | Rodríguez Agudo, José Alberto | Binder, Nicolas | Weidler, Peter Georg | Kirschhöfer, Frank | Fink-Straube, Claudia | Utz, Jürgen | Germann, Natalie

2025, 352 123180.
https://www.sciencedirect.com/science/article/pii/S0144861724014061

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2024
Towards controlled and simple design of non-enzymatic amperometric sensor for glycerol determination in yeast fermentation medium

Zolotukhina, Ekaterina V. | Butyrskaya, Elena | Fink-Straube, Claudia | Koch, Marcus | Silina, Yuliya E.

Analyticcal and bioanalytical chemistry , 2024, 416 3619-3630.
https://link.springer.com/article/10.1007/s00216-024-05316-7

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Mechanistic aspects of glycerol oxidation on palladium electrocatalysts in model aqueous and fermentation media solutions

Silina, Yulia E. | Butyrskaya, E. V. | Koch, Marcus | Fink-Straube, Claudia | Korkmaz, Nuriye | Levchenko, M. G. | Zolotukhina, E. V.

Electrochimica Acta , 2024, 497 144479.
https://www.sciencedirect.com/science/article/pii/S0013468624007205?dgcid=rss_sd_all

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Selenium Disulfide from Sustainable Resources: an Example of "Redneck" Chemistry with a Pinch of Salt

Tiganescu, Eduard | Safinazlou, Shahrzad | Abdin, Ahmad Yaman | Lilischkis, Rainer | Schäfer, Karl-Herbert | Fink-Straube, Claudia | Nasim, Muhammad Jawad | Jacob, Claus

Materials , 2024, 17 (23), 5733.

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Thermo-amplifier circuit in probiotic E. coli for stringently temperature-controlled release of a novel antibiotic

Dey, Sourik | Seyfert, Carsten E. | Fink-Straube, Claudia | Kany, Andreas Martin | Müller, Rolf | Sankaran, Shrikrishnan

Journal of biological Engineering , 2024, 18 (1), 66.
https://jbioleng.biomedcentral.com/articles/10.1186/s13036-024-00463-y

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2023
A rapid in vitro electrochemical screening of extracellular matrix of Saccharomyces cerevisiae by palladium nanoparticles-modified electrodes

Silina, Yulia E. | Fink-Straube, Claudia | Koch, Marcus | Zolotukhina, E. V.

Bioelectrochemistry , 2023, 149 108283.
https://www.sciencedirect.com/science/article/pii/S1567539422002341

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A tandem of GC-MS and electroanalysis for a rapid chemical profiling of bacterial extracellular matrix

Silina, Yuliya E. | Zolotukhina, E. V. | Koch, Marcus | Fink-Straube, Claudia

Electroanalysis , 2023, 35 (11), e202300178.
https://analyticalsciencejournals.onlinelibrary.wiley.com/doi/10.1002/elan.202300178

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Gelation Kinetics and Mechanical Properties of Thiol-Tetrazole Methylsulfone Hydrogels Designed for Cell Encapsulation

Miguel-Jiménez, Adrián de | Ebeling, Bastian | Paez, Julieta I | Fink-Straube, Claudia | Pearson, Samuel | del Campo, Aránzazu

Macromolecular Bioscience , 2023, 23 (2), 2200419.
https://onlinelibrary.wiley.com/doi/abs/10.1002/mabi.202200419

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Engineered living materials for the conversion of a low-cost foodgrade precursor to a high-value flavonoid

Riedel, Florian | Puertas Bartolomé, María | Teruel Enrico, Lara Luana | Fink-Straube, Claudia | Nguyen Dong, Cao | Gherlone, Fabio | Huang, Ying | Valiante, Vito | del Campo, Aránzazu | Sankaran, Shrikrishnan

Frontiers in Bioengineering and Biotechnology , 2023, 11 1278062.
https://www.frontiersin.org/articles/10.3389/fbioe.2023.1278062/abstract

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SEC14-GOLD protein PATELLIN2 binds IRON-REGULATED TRANSPORTER1 linking root iron uptake to vitamin E

Hornbergs, Jannik | Montag, Karolin | Loschwitz, Jennifer | Mohr, Inga | Poschmann, Gereon | Schnake, Anika | Gratz, Regina | Brumbarova, Tzvetina | Eutebach, Monique | Angrand, Kalina | Fink-Straube, Claudia | Stühler, Kai | Zeier, Jürgen | Hartmann, Laura | Strodel, Birgit | Ivanov, Rumen | Bauer, Petra

Plant Physiology , 2023, 192 (1), 504-526.
https://academic.oup.com/plphys/advance-article/doi/10.1093/plphys/kiac563/6885538

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