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Part Number	Name	Column ID (mm)	Overall Length (mm)	Column Length (mm)	Reservoir Capacity (mL)	Stopcock (mm)	Stopper Size	Case Qty	Case Price, USD	Quantity	Add to Cart
420280-0213	Basic Glass Columns with Reservoir and PTFE Stopcock Plug	11	450	250	200	2	2	1	$114.72
420280-0222	Basic Glass Columns with Reservoir and PTFE Stopcock Plug	15	460	250	250	2	2	1	$126.04
420280-0232	Basic Glass Columns with Reservoir and PTFE Stopcock Plug	19	505	300	350	2	2	1	$135.64
420280-0242	Basic Glass Columns with Reservoir and PTFE Stopcock Plug	22	560	350	300	2	3	1	$146.99
420280-0252	Basic Glass Columns with Reservoir and PTFE Stopcock Plug	30	625	400	500	2	3	1	$173.15

A plug of glass wool can be used to support the column packing · A size 2 PTFE stopcock plug, 821001-0002, controls the flow rate · Top is tooled for rubber stopper · Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

Basic Glass Columns with Reservoir and PTFE Stopcock Plug