Welcome to the QUADREX CORPORATION, manufacturers of GC Capillary Columns and distributors of high quality GC Consumables and Hardware since 1976. Our product lines include:
	A full range of fused silica capillary columns in all standard I.D.'s, standard and custom lengths, and the widest range of film thicknesses available from any manufacturer, featuring the PHAT PhaseTM line of thick film columns.  Aside from many general purpose columns, our product line also includes specialty columns for environmental, petrochemical, high temperature, triglycerides applications.
	GC Consumables including ferrules, septa, injector port liners, carrier gas traps and filters, and syringes.
	Full-featured portable GCs from SRI Instruments with many available popular pre-configured GC systems or custom-built GCs using standard injector and detector options.
	High purity and high volume Gas Generators from Peak Scientific including nitrogen, hydrogen, and zero-air generators for GC, LC/MS, and other industrial applications.

Our philosophy is a simple one;  support your analytical requirements by providing the best quality products and customer service. 

Our longevity in the competitive field of Gas Chromatography is a testament to the success of our goals.