HALO 90 Å AQ-C18, 2.7 µm, 10.0 x 150mm

HALO 90A PCS C18, 2.7um 4.6mm x 150mm

Poroshell HPH-C8,4.6x 50mm,4um,T

HALO 90 Å PFP, 2 µm, 2.1 x 5mm, Guard Column 3pk