Troubleshooting GC Gas Supply, Sample Preparation, and Inlets
Identifying "Known Unknowns" in Commercial Products by Mass Spectrometry
The Importance of the Sample Matrix
Solvent Selection in Countercurrent Chromatography Using Small-Volume Hydrostatic Columns
LC–MS-Compatible Separation of Polar Compounds Using Silica Hydride Columns
Market Profile: Solid-Phase Extraction
Ionic Liquids and Their Applications in Sample Preparation
Vol 31 No 2 LCGC North America February 2013 Regular Issue PDF