Chemglass Glass Chromatography Column Reservoir 2.3" ID x 12" EL 1/CS 500mLProduct Description This 500 mL glass chromatography reservoir is ideal for handling solvents or buffer solutions in chromatography setups. With a 2. 3 inch inner diameter and 12 inch effective length, it offers ample volume and smooth flow characteristics for separation procedures. The reservoir is made of durable, lab quality borosilicate glass that can withstand thermal changes and chemical exposure. Its transparent body provides clear visibility