LCGC North America March 2001

March 2001 | Volume 19, Issue 3
Featured Article
The authors' laboratory developed and validated an HPLC method to test for residual nonoxynol-9 on stainless steel, PTFE, and acrylic substrates.
Column Watch
By LCGC Editors
The first of a two-part series in which Majors examines the trends in column introductions at Pittcon 2001. He describes HPLC columns and packings for reversed-, normal-, and bonded-phase; ion-exchange; ion; size-exclusion; and large- and preparative-scale chromatography. He also looks at specialty HPLC columns.
3
This month's column looks at reproducibility and carryover problems associated with the development of a method used to verify analyst proficiency.
GC Connections
John Hinshaw examines inlet problems and their possible remedies.
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