LCGC Europe-04-01-2012

LCGC Europe

Ultratrace Quantitative Analysis of Catalyst Poisoners using a Dedicated GC–MS Analyser

April 01, 2012

Articles

25

4

A GC–MS analyser is described that is reported to substantially expand the workable application range of a classic catalyst contaminants analyser. The use of FS/SIM mode permits identification of unknown contaminants in combination with reliable quantification at trace and ultratrace amounts.

Introduction to SPME for In Vivo Analysis

April 01, 2012

Articles

25

4

The use of in vivo SPME offers important advantages over conventional methods according to the authors, including simplified sample clean-up, fast stabilization of unstable analytes, elimination of enzymatic degradation after extraction and reduced ion suppression for mass spectrometry analyses.