HALO 90 Å ES-CN, 2.7 µm, 2.1 x 50mm

HALO 90 Å AQ-C18, 2.7 µm, 2.1 x 5mm, Guard Column

Poroshell 120, UHPLC Guard,EC-C18,2.1mm

HALO 90 Å HILIC, 5 µm, 3.0 x 50mm