HALO 90 Å PFP, 2.7 µm, 3.0 x 75mm

Poroshell CS-C18 2.7um, 2.1mm grd 3/pk

HALO 160 Å ES-C18, 5 µm, 3.0 x 5mm, Guard Column

HALO 160 Å ES-C18, 2 µm, 2.1 x 75mm