VarioPrep (VP) columns for preparative HPLC
Features

	column system for preparative HPLC manufactured from stainless steel with one adjustable end fitting (on request, columns with two adjustable end fittings are also available, e. g. for frequent use of backflushing techniques)
	allows compensation of a dead volume, which could result at the column inlet after some time of operation, without need for opening the column
	supplied with NUCLEODUR® and NUCLEOSIL® spherical silicas

Available standard dimensions of Varioprep columns · please ask for availability of certain phases

ID	Length [mm]							End fitting design
[mm]	10*	20*	50	100	125	150	250	500
8
10
16
21
32
40
50
80
* 10 x 8 mm ID guard column cartridges can be used for 8 and 10 mm ID VarioPrep columns and require the guard column holder 8 mm (REF 718251), 20 x 16 ID guard column cartridges can be used for 16 and 21 mm ID VarioPrep columns and require the guard column holder 16 mm (REF 718250)

Replacement parts for VarioPrep columns · Ordering information

Description	Pack of	REF
VP guard column holder 8 mm for VarioPrep columns with 8 and 10 mm ID	1	718251
O-ring for VP guard column holder 8 mm	1	718975
VP guard column holder 16 mm for VarioPrep columns with 16 and 21 mm ID	1	718250
O-ring for VP guard column holder 16 mm	1	718976
for VarioPrep columns with 10 mm ID
VP plunger fitting 10 mm	1	718837
VP nut 10 mm	1	718842
VP sealing element set 10 mm	1 set	718931
VP sealing ring set 10 mm	1 set	718852
VP MN Inert sealing combination 10 mm	1 set	718848
for VarioPrep columns with 21 mm ID
VP plunger fitting 21 mm	1	718861
VP nut 21 mm	1	718862
VP sealing element set 21 mm	1 set	718853
VP sealing ring set 21 mm	1 set	718854
VP MN Inert sealing combination 21 mm	1 set	718870