Pre-packed solid phase extraction columns, with a variety of sorbents or resins, for vacuum, positive pressure, or centrifugation processing methods; in a variety of particle sizes and bed weights.
Get improved analysis of drugs of abuse, including basic and neutral drugs, with these SPE cartridges featuring both nonpolar and ionic separation characteristics.
Supelclean ENVI-18 SPE tube is used for reversed phase separations involving a polar (usually aqueous) or moderately polar sample matrix (mobile phase) and a nonpolar stationary phase.