Pursuit XRs Ultra

Pursuit XRs Ultra HPLC Columns from Agilent Technologies

For the analysis of aromatic compounds, Pursuit XRsUltra 2.8 Diphenyl links the high performance benefits of our 2.8 µm particle technology with the unique selectivity of the diphenyl phase. As with other members of the Pursuit XRsUltra 2.8 line, Pursuit XRsUltra 2.8 Diphenyl delivers high efficiency and minimal backpressure for enhanced resolution and unrivaled ease-of-use. As one of our most unique phases, Pursuit XRsUltra 2.8 Diphenyl is ideal for separating compounds containing double bonds or aromatic functional groups. Unlike C18 and C8 phases that rely on a hydrophobic retention mechanism, the diphenyl phase separates analytes based primarily on differences in their pi-electron structure.

Pursuit XRs Ultra All pictures shown are for illustration purpose only. Actual product may vary.

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Features
  • LC-MS compatible
  • 2.8 µm particle size
Specifications
  Ultra C18 Ultra C8 Ultra Diphenyl
Pore size 100 Å  100 Å  100 Å
Surface area 440 m2/g 440 m2/g 440 m2/g
pH range 1.5 - 10 1.5 - 10 1.5 - 8
Endcapped Yes Yes Yes
Carbon load 23.2% 15% 14.6%
Pore volume 11 mL/g 11 mL/g 11 mL/g
Ligand coverage 3.2 µmol/m2 3.7 µmol/m2 2.6 µmol/m2
Literature