HALO 1000 Å Diphenyl, 2.7 µm, 1.0 x 150mm

Poroshell 120 SB-C8,3.0x100mm,2.7um

HALO 90 Å C8, 2.7 µm, 4.6 x 5mm, Guard Column 3pk

Poroshell HPH-C8,3x 50mm,4um,T