500mL Solvent Reservoir, Plastic Coated, Chromatography. Reservoirs used for storing high performance, low pressure liquid chromatography mobile phase. Complete reservoir system includes a plastic coated graduated bottle, a standard cap assembly, & solvent & sparging filters. Cap assembly fits GL45 threaded bottles & has a PTFE bulkhead w/ three 1/4in- 28 threaded ports to accommodate fittings for 1/8in O.D. tubing. Fittings are supplied w/ the cap assemblies. There are no threads or fittings, just insert the 1/8in O.D. tubing through the holes in the Tefzel bulkhead. The solvent & sparging filters have a 2m stainless steel replaceable filter cup with a ferrule & nut for 1/8in O.D. tubing. A 10m filter assembly is offered as an option. The solvent reservoir stand positions the filters for maximum uptake of the mobile phase. An economical solvent & sparging filter is available w/ all PEEK construction & a 2m filter. PTFE (FEP) tubing is sold separately.