Pinnacle DB Biphenyl UHPLC Column from Restek

The Pinnacle DB columns are 100% manufactured by Restek in Bellefonte, Pennsylvania facility. Because performance begins with the support, the Pinnacle® DB UHPLC columns start with base-deactivated spherical silica that is optimized for UHPLC stability. From there,  a wide variety of phases are bonded to give chromatographers a stable and selective column.

  • particle size: 1.9 μm, 3 μm, or 5 μm, spherical
  • pore size: 140 Å
  • carbon load: 8%
  • end-cap: yes
  • pH range: 2.5 to 8
  • temperature limit: 80 °C
  • USP phase: L11
  • phase category: phenyl
  • ligand type: unique Biphenyl