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Pre-packed columns, cartridges, and guard columns for separation of biomolecules and organic/inorganic analytes; includes normal/reversed phase HPLC, UHPLC, LC-MS, HILIC, mixed-mode, ion exchange, ligand exchange, and affinity column formats.
Ascentis™ Express Guard Columns provide physical (filtration) and chemical protection for costly analytical columns without compromising the very high performance of Ascentis™ Express columns.
The LC-SCX cation-exchange columns have strongly acidic propylsulfonic acid groups and are used for separating cations. Adjust pH, ionic strength, and organic modifier concentration to control retention and selectivity.
Chromolith™ High Resolution 2 mm I.D. columns have macropores with 1.15 μm diameter, giving a column efficiency exceeding 140,000 plates/meter. The mesopores are 15 nm (150 Å), the surface modification is octadecylsilan with full end-capping.
Discovery™ C8 HPLC column has been used in the separation of fluoroquinolone antibiotics in tablets using reversed-phase high-performance liquid chromatography (RP-HPLC).
Ascentis™ Express PCS-C18 columns are specifically engineered to provide efficient separation of basic, acidic, or neutral compounds under low ionic strength (formic acid) mobile phase conditions.
No. 15 Ace-Thred at top and 2 mm bore, solid-PTFE stopcock-plug (tapered 1:5) at bottom. Supplied with nylon and FETFE™ O-ring for connecting 12.5 to 14 mm O.D. tube to column, and with tubing connector.