Restek Ultra Biphenyl Guard Cartridge, 5 µm, 10 x 4.0 mm, 3-pk.

Particle size: 5 µm spherical
Pore size: 100 Å

For a detailed description of the stationary phase in this guard cartridge, see the product page for an analytical column with the same silica and stationary phase (e.g., Ultra Biphenyl).

Guard column requires Trident LC column protection system or Trident HPLC in-line guard cartridge holder.