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Matrix effects in pesticide multi-residue analysis by liquid chromatography-mass spectrometryKRUVE, Anneli; KÜNNAPAS, Allan; HERODES, Koit et al.Journal of chromatography. 2008, Vol 1187, Num 1-2, pp 58-66, issn 0021-9673, 9 p.Article

Fast peaks in chromatograms of Sudan dyesMÖLDER, Kadi; KÜNNAPAS, Allan; HERODES, Koit et al.Journal of chromatography. 2007, Vol 1160, Num 1-2, pp 227-234, issn 0021-9673, 8 p.Article

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On the accuracy of micro Winkler titration procedures : a case studyJALUKSE, Lauri; HELM, Irja; SAKS, Olev et al.Accreditation and quality assurance. 2008, Vol 13, Num 10, pp 575-579, issn 0949-1775, 5 p.Article

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Two fluoroalcohols as components of basic buffers for liquid chromatography electrospray ionization mass spectrometric determination of antibiotic residuesKIPPER, Karin; HERODES, Koit; LEITO, Ivo et al.Analyst (London. 1877. Print). 2011, Vol 136, Num 21, pp 4587-4594, issn 0003-2654, 8 p.Article

A review of analytical techniques for determination of Sudan I-IV dyes in food matrixesREBANE, Riin; LEITO, Ivo; YURCHENKO, Sergei et al.Journal of chromatography. 2010, Vol 1217, Num 17, pp 2747-2757, issn 0021-9673, 11 p.Article

The uncertainty of UV-Vis spectrophotometric and FAAS analysis for the determination of iron in pharmaceutical productsJÜRGENS, Jaana; PAAMA, Lilli; LEITO, Ivo et al.Accreditation and quality assurance. 2007, Vol 12, Num 11, pp 593-601, issn 0949-1775, 9 p.Article

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Boratabenzene Anions C₅B(CN)₆-and C₅B(CF₃)₆-and the Superacidic Properties of their Conjugate AcidsKÜTT, Agnes; KOPPEL, Ivar; KOPPEL, Ilmar A et al.ChemPhysChem (Print). 2009, Vol 10, Num 3, pp 499-502, issn 1439-4235, 4 p.Article

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Rapid Determination of Meropenem in Biological Fluids by LC: Comparison of Various Methods for Sample Preparation and Investigation of Meropenem StabilityKIPPER, Karin; ANIER, Kaili; LEITO, Ivo et al.Chromatographia (Wiesbaden). 2009, Vol 70, Num 9-10, pp 1423-1427, issn 0009-5893, 5 p.Article

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