The DB-17 GC Column is equivalent to USP Phase G3. Agilent makes more capillary columns than anyone else in the world and our commitment to product reliability and repeatability has raised the ...

Agilent J&W Scientific GC columns offer the highest quality and performance of any GC columns on the market today. From the lowest bleed levels and the best inertness for acid, base, and mixed ...

He is author or co-author of over 100 publications. Dr. Barry is also co-director of the popular two day short course, Practical Gas Chromatography: Packed and Capillary Columns ( Day 1:Injection ...