Gas Chromatography Products... Quadrex Corporation is one of the oldest manufacturers of gas chromatography columns. Our fused silica GC column product range includes all standard column I.D.s and lengths and the widest range of film thicknesses is available from any source. Specialty columns for pharmaceutical, environmental, petrochemical, triglyceride, GC/MS, and high temperature applications are also featured. Durable Ultra-ALLOY stainless steel capillary columns from Frontier Labs are also available. Quadrex provides glass and stainless steel packed columns, along with many common GC consumables such as ferrules, injector liners, gas filters, and septa. www.quadrexcorp.com
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