Comparison : Item # 2015-02, Chromatography, Column, Fritted, with PTFE Valve, 10mL Nominal Volume, Column ID 11 x 150mm Length
Item # 2015-04, Chromatography, Column, Fritted, with PTFE Valve, 15mL Nominal Volume, Column ID 11 x 200mm Length
Item # 2015-06, Chromatography, Column, Fritted, with PTFE Valve, 20mL Nominal Volume, Column ID 11 x 250mm Length
Item # 2015-07, Chromatography, Column, Fritted, with PTFE Valve, 25mL Nominal Volume, Column ID 11 x 300mm Length
Item # 2015-08, Chromatography, Column, Fritted, with PTFE Valve, 30mL Nominal Volume, Column ID 15 x 200mm Length