Europe PMC

Automated mass spectrometric analysis of urinary free catecholamines using on-line solid phase extraction.

Analysis of catecholamines (epinephrine, norepinephrine and dopamine) in plasma and urine is used for diagnosis and treatment of catecholamine-producing tumors. Current analytical techniques for ...
SciELO

ON-LINE SOLID PHASE EXTRACTION COUPLED WITH LIQUID CHROMATOGRAPHY TANDEM MASS SPECTROMETRY FOR THE DETERMINATION OF CODEINE IN HUMAN PLASMA

A specific LC-MS/MS method was developed and validated for automated determination of codeine in human plasma, using on-line solid phase extraction (SPE) system coupled with positive ion electrospray ...
C&EN

Method for Internal Standard Introduction for Quantitative Analysis Using On-Line Solid-Phase Extraction LC−MS/MS

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C&EN

Evaluation of a Multidimensional Solid-Phase Extraction Platform for Highly Selective On-Line Cleanup and High-Throughput LC−MS Analysis of Triazines in River Water Samples ...

Department of Environmental Chemistry, IIQAB-CSIC, E-08034 Barcelona, Spain, Institute of Clinical Chemistry, University Hospital Grosshadern, Munich, Germany, and Institute of Inorganic Chemistry and ...
chromatographyonline

Understanding and Improving Solid-Phase Extraction

In this installment of "Sample Prep Perspectives," we cover some of the basic scientific principles behind solid-phase extraction (SPE) to allow the correct mode of extraction to be selected through ...
IEEE

Determination of Trace Copper in Natural Waters Using Flow Injection Chemiluminescence System with On-Line Solid-Phase Extraction

Persistent Link: https://ieeexplore.ieee.org/servlet/opac?punumber=5162127 ...