Columns available (Varian):
Reverse phase:
Polaris C18 A 10u: 150 x 21.2 mm, 50 x 2.1 mm
Normal phase:
Polaris Si A 10u: 150 x 21.2 mm, 150 x 4.6 mm
Polaris 10u: 150 x 4.6 mm