Refurbished Parker Balston 75-72 Nitrogen Gas Generator with optional Whatman 72-012 receiver tank. The 75-72 can produce up to 37L/min of nitrogen. The 75 72 is a completely engineered system which will convert a compressed air supply into 95% to 99.5% purity compressed nitrogen. The user need only connect a supply of compressed air to the inlet of the nitrogen generator and connect the outlet of the generator to the process requiring high purity nitrogen. Available stand-alone or as part of the 5890 Series II system. Please contact us for complete instrument, warranty and service contract details. (Balston/Whatman 7572)