LCGC North America-10-01-2003

Majors analyzes results from LCGC's GC user survey, which was conducted in January 2003.

Wehr discusses strategies for coupling LC and CE with MALDI–MS for use in proteomic studies.

Appendix for "Separation of Toxic Coplanar PCB Congeners . . ."

This new column looks at the current importance of electrospray ionization and emerging approaches for samples that require ionization by other means, including a new technology, multimode ionization.

This article describes a sample extraction and cleanup procedure for removing toxic PCB congeners from other congeners in polluted marine and estuarine sediment and fish. The resulting extracts are analyzed by GC–ECD.

Dolan presents two situations in which experimental evidence is used to determine the best operating conditions.