Search research articles
Contact Us
Filters
Showing results (11-20 of 65) with videos related to
Page
of 7
Sort By:
European Journal of Mass Spectrometry (Chichester, England)
|
October 6, 2022
Positive + negative is not equal to zero: Use of negative ionisation as analyte identity confirmation tool in LC-ESI-MS analysis
Ernesto Zapata, Ivo Leito, Koit Herodes
The Analyst
|
October 26, 2011
Analysis of selenomethylselenocysteine and selenomethionine by LC-ESI-MS/MS with diethyl ethoxymethylenemalonate derivatization
Riin Rebane, Koit Herodes, Ivo Leito
Journal of Chromatography. B, Analytical Technologies in the Biomedical and Life Sciences
|
August 9, 2014
Study of the matrix effects and sample dilution influence on the LC-ESI-MS/MS analysis using four derivatization reagents
Maarja-Liisa Oldekop, Koit Herodes, Riin Rebane
Journal of Chromatography. B, Analytical Technologies in the Biomedical and Life Sciences
|
March 18, 2014
Matrix influence on derivatization and ionization processes during selenoamino acid liquid chromatography electrospray ionization mass spectrometric analysis
Riin Rebane, Maarja-Liisa Oldekop, Koit Herodes
Journal of Chromatography. B, Analytical Technologies in the Biomedical and Life Sciences
|
August 15, 2012
Comparison of amino acid derivatization reagents for LC-ESI-MS analysis. Introducing a novel phosphazene-based derivatization reagent
Riin Rebane, Maarja-Liisa Oldekop, Koit Herodes
Journal of Chromatography. A
|
November 6, 2024
Evaluation of in-house-built pipette-tip micro-solid-phase extraction devices for sample preparation in the analysis of amino compounds by liquid chromatography-tandem mass spectrometry
Larissa Silva Maciel, Michaela Hříbková, Koit Herodes
European Journal of Mass Spectrometry (Chichester, England)
|
October 14, 2017
Dependence of matrix effect on ionization polarity during LC-ESI-MS analysis of derivatized amino acids in some natural samples
Maarja-Liisa Oldekop, Riin Rebane, Koit Herodes
The Analyst
|
September 17, 2011
Two fluoroalcohols as components of basic buffers for liquid chromatography electrospray ionization mass spectrometric determination of antibiotic residues
Karin Kipper, Koit Herodes, Ivo Leito, et al.
Analytical and Bioanalytical Chemistry
|
April 23, 2004
Estimation of uncertainty in pKa values determined by potentiometric titration
Eve Koort, Koit Herodes, Viljar Pihl, et al.
Journal of Chromatography. A
|
June 5, 2007
"Fast peaks" in chromatograms of Sudan dyes
Kadi Mölder, Allan Künnapas, Koit Herodes, et al.
Page
of 7
Search research articles
Search
Showing results (11-20 of 65) with videos related to
Sort By:
Page
of 7
European Journal of Mass Spectrometry (Chichester, England)
|
October 6, 2022
Positive + negative is not equal to zero: Use of negative ionisation as analyte identity confirmation tool in LC-ESI-MS analysis
Ernesto Zapata, Ivo Leito, Koit Herodes
The Analyst
|
October 26, 2011
Analysis of selenomethylselenocysteine and selenomethionine by LC-ESI-MS/MS with diethyl ethoxymethylenemalonate derivatization
Riin Rebane, Koit Herodes, Ivo Leito
Journal of Chromatography. B, Analytical Technologies in the Biomedical and Life Sciences
|
August 9, 2014
Study of the matrix effects and sample dilution influence on the LC-ESI-MS/MS analysis using four derivatization reagents
Maarja-Liisa Oldekop, Koit Herodes, Riin Rebane
Journal of Chromatography. B, Analytical Technologies in the Biomedical and Life Sciences
|
March 18, 2014
Matrix influence on derivatization and ionization processes during selenoamino acid liquid chromatography electrospray ionization mass spectrometric analysis
Riin Rebane, Maarja-Liisa Oldekop, Koit Herodes
Journal of Chromatography. B, Analytical Technologies in the Biomedical and Life Sciences
|
August 15, 2012
Comparison of amino acid derivatization reagents for LC-ESI-MS analysis. Introducing a novel phosphazene-based derivatization reagent
Riin Rebane, Maarja-Liisa Oldekop, Koit Herodes
Journal of Chromatography. A
|
November 6, 2024
Evaluation of in-house-built pipette-tip micro-solid-phase extraction devices for sample preparation in the analysis of amino compounds by liquid chromatography-tandem mass spectrometry
Larissa Silva Maciel, Michaela Hříbková, Koit Herodes
European Journal of Mass Spectrometry (Chichester, England)
|
October 14, 2017
Dependence of matrix effect on ionization polarity during LC-ESI-MS analysis of derivatized amino acids in some natural samples
Maarja-Liisa Oldekop, Riin Rebane, Koit Herodes
The Analyst
|
September 17, 2011
Two fluoroalcohols as components of basic buffers for liquid chromatography electrospray ionization mass spectrometric determination of antibiotic residues
Karin Kipper, Koit Herodes, Ivo Leito, et al.
Analytical and Bioanalytical Chemistry
|
April 23, 2004
Estimation of uncertainty in pKa values determined by potentiometric titration
Eve Koort, Koit Herodes, Viljar Pihl, et al.
Journal of Chromatography. A
|
June 5, 2007
"Fast peaks" in chromatograms of Sudan dyes
Kadi Mölder, Allan Künnapas, Koit Herodes, et al.
Page
of 7