HALO 90 Å C8, 2.7 µm, 2.1 x 30mm

HALO 90 Å PAH, 2.7 µm, 2.1 x 5mm, Guard Column 3p

Poroshell 120 SB-C18,2.1x50mm,1.9um,T

Poroshell 120 HILIC-Z,4.6x100mm,4um,T