Restek Raptor EtG/EtS, 2.7um, 100 x 2.1 mm

The Raptor EtG/EtS column provides strong retention of ethyl glucuronide (EtG) and ethyl sulfate (EtS) compared to traditional phases, and consistently resolves analytes from matrix interferences. The fast, 4-minute, dilute-and-shoot LC-MS/MS method supports high sample throughput for clinical and pain management laboratories. Superficially porous (SPP) "core-shell" particle with a proprietary ligand designed specifically for EtG/EtS analysis. Pore size: 90A, surface area: 130 m2/gram, max pressure: 60 MPa/600 bar/8700 psi. pH range 2-8, max temperature 40C.