HALO 160 Å ES-C18, 2.0 µm, 1.5 X 50mm

Poroshell HPH-C18,4.6x 50mm,4um,T

HALO 90 Å ES-CN, 5 µm, 4.6 x 5mm, Guard Column 3p

HALO 90 Å ES-CN, 2 µm, 2.1 x 150mm