9/12/2009 · Varian versus Perkin Elmer. My department is buying GC with headspace for residual solvents analysis, and we have to chose between Perkin Elmer CLARUS 500 GC/PPC with TurboMatrix HeadSpace sampler 40 and Varian 430-GC s combi pall/LIQ&HEADSPACE 2mL&10/20mL TRAY.