Results 21 to 30 of about 18,538,694 (293)

Advances in ultra‐high‐pressure and multi‐dimensional liquid chromatography instrumentation and workflows

open access: yesAnalytical Science Advances, 2021
The present contribution discusses recent advances in ultra‐high‐pressure liquid chromatography (UHPLC) and multi‐dimensional liquid chromatography (MDLC) technology.
Jelle De Vos   +4 more
doaj   +1 more source

Effective method for the detection of piroxicam in human plasma using HPLC

open access: yesBrazilian Oral Research, 2016
Non-steroidal anti-inflammatory drugs (NSAIDs) are widely used by the general population to alleviate inflammation and pain after oral surgeries. Piroxicam is among the most commonly used NSAIDs and excels in controlling pain, swelling, trismus and other
Adriana Maria CALVO   +7 more
doaj   +1 more source

Analysis of total urinary catecholamines by liquid chromatography: methodology, routine experience and clinical interpretations of results [PDF]

open access: yes, 1983
A simple routine method is described for simultaneous assay of total urinary adrenaline, noradrenaline and dopamine. The catecholamines are pre-purified on a small ion-exchange column, separated by reversed phase ion-pair liquid chromatography, and are ...
Schleicher, E. D.   +2 more
core   +1 more source

Ultra-High-Pressure Liquid Chromatography ☆ [PDF]

open access: yes, 2017
One decade has passed since the introduction of commercial ultra-high-pressure liquid chromatography (UHPLC) technology and columns packed with sub-2-μm particles, which has led to significant improvements in separation efficiency and sample throughput. This article outlines fundamental and practical aspects of UHPLC.
Eeltink, Sebastiaan, De Vos, Jelle
openaire   +2 more sources

Integrated Nano Liquid Chromatography System On-a-Chip [PDF]

open access: yes, 2006
Integrated liquid chromatography (LC) chips are valued because of their significant advantages over conventional systems. However, they are very challenging to build due to the high complexity of LC systems and the need for high-level integration of many
He, Qing
core   +1 more source

Development of an LC-MS/MS method for the analysis of triacylglycerols from meat and application in the discrimination of cooked meat products [PDF]

open access: yes, 2010
A single stage reversed phase high performance liquid chromatography (RP HPLC) separation of animal fat triacylglycerols (TAGs) has been developed for coupling with atmospheric pressure chemical ionization tandem mass spectrometry using an ion trap mass ...
Hasan, Haslina
core   +4 more sources

High pressure liquid chromatography of benzimidazolcs

open access: yesPesticide Science, 1976
AbstractA laboratory‐assembled high pressure liquid chromatograph with variable wavelength ultraviolet detector is described. The chromatography of the systemic fungicides benomyl, thiabendazole, thiophanate, related fungicides and benzimidazoles (13 compounds in all) is described using reverse phase and adsorption systems.
Austin, D. J.   +2 more
openaire   +1 more source

Pitfall in the high-throughput quantification of whole blood cyclosporin A using liquid chromatography-tandem mass spectrometry [PDF]

open access: yes, 2005
In a growing number of laboratories the technique of liquid chromatography-tandem mass spectrometry is used for the quantification of cyclosporin A in whole blood, employing cyclosporin D as the internal standard. Cyclosporin A is extensively metabolized
Michael Vogeser   +3 more
core   +2 more sources

Enricher for Fraction of High-Pressure Liquid Chromatography [PDF]

open access: yesJournal of Chromatographic Science, 2005
A device is developed for concentrating a dilute solution without losing the components with boiling points slightly higher than the solvent. The device consists of an evaporator, receptor, and approximately 100 capillaries. A dilute solution is introduced into the evaporator and heated at a lower temperature than the boiling point of the solvent with ...
Tadao, Ogawa   +2 more
openaire   +2 more sources

Temperature-Controlled Microchip Liquid Chromatography System [PDF]

open access: yes, 2006
High-performance liquid chromatography (HPLC) is one of the most important analytical tools heavily used in the fields of chemistry, biotechnology, pharmaceutics, and the food industry.
Shih, Victor-Chi-Yuan
core   +1 more source

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