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Part Number	Name	Column ID (mm)	Column Length (mm)	Nominal Column Volume (mL)	O-Ring Size	Reservoir Capacity (mL)	Case Qty	Case Price, USD	Quantity	Add to Cart
422230-2512	Glass Columns with Removable Fritted Disc	12	250	25	116	0	1	$214.57
422230-2520	Glass Columns with Removable Fritted Disc	20	250	75	125	0	1	$233.78
422230-2525	Glass Columns with Removable Fritted Disc	25	250	110	124	0	1	$233.78
422230-5012	Glass Columns with Removable Fritted Disc	12	500	25	116	0	1	$218.06
422230-5020	Glass Columns with Removable Fritted Disc	20	500	150	120	0	1	$237.24
422230-5025	Glass Columns with Removable Fritted Disc	25	500	225	124	0	1	$242.50
422250-2512	Glass Columns with Removable Fritted Disc	12	250	25	116	125	1	$252.93
422250-2520	Glass Columns with Removable Fritted Disc	20	250	75	120	250	1	$270.41
422250-2525	Glass Columns with Removable Fritted Disc	25	250	120	124	500	1	$273.89

Complete set-up consists of a column barrel, a stopcock adapter with a size 2 PTFE plug (821001-0002), two ethylene propylene (EP) o-rings, a fritted disc and a pinch clamp

· 422250 series includes integral spherical reservoir for eluting solvent

· Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements