Thermo Fisher Scientific HPLC Guard Column BetaBasic 18, 150 Å, 3 μm, 2.1 x 10 mm, 4 pc/PAK

HPLC guard column BetaBasic with an inner diameter of 4.6 mm, a length of 250 mm and a particle size of 5.0 µm. 4 per pack. The pore size of the BetaBasic columns make them suitable for small molecules, peptides and protein digests. Another feature of this column is its superb pH stability.