Piston seals are designed to offer reliable performance in a variety of operating conditions. OPTI-SEAL UHMW-PE polyethylene-based seals are designed for applications where mostly aqueous or buffered-aqueous mobile phases are used. ITB graphetized PTFE seals are designed for applications where mobile phases are mostly organic or where chemical compatibility is of primary concern….

Columns feature a built-in length of deactivated fused silica tubing. This deactivated fused silica and the analytical column are made of a continuous piece with no press fit connectors, eliminating problems with installation hassles and leaks associated with unions. They also provide aids in focusing the sample onto the front of the column for better peak shape. This design minimizes front-end …