Halo 3.4um, 400A, C4

HALO 90 Å PFP, 2.7 µm, 3.0 x 30mm

Poroshell 120 SB-C18,3x 75mm,2.7um,T

HALO 1000 Å C4, 2.7 µm, 2.1 x 5mm, Guard Column 3