C18 Guard Columns

#229550
2.1 mm x 10 mm, 3 μm
$650
#229555
4 mm x 10 mm, 3 μm
$650
#229560
10 mm x 10 mm, 5 μm
$750
#229600
21.2 mm x 10 mm, 5 μm
$650
#229605
30 mm x 10 mm, 5 μm
$1,100