INSTRUMENTS

Malvern OmniSEC

Malvern’s OMNISEC is a Gel Permeation Chromatography (GPC) / Size Exclusion Chromatography (SEC) system for the measurement of absolute molecular weight, molecular size, intrinsic viscosity, branching and other parameters.

CHARACTERISTICS
  • Absolute molecular weight
  • Instrinsic viscosity
  • Concentration
  • Light scattering: RALS 90° angle, LALS 7° angle.
  • Differential refractive index : deflexion – baseline noise <10-7
  • Viscometer : 4-capillary Wheatstone bridge with self-balancing mechanism and user-exchangeable capillaries.
  • UV-Vis absorption: DAD spectrometer: 190 – 900 nm.
  • Pump flow rate: 0.005 – 10 mL/min
  • Pressure range: 0 – 5000 PSI (34.5 MPa)
  • Sample container types: HPLC vials or 96-well microtiter plates
  • Injection volume: 1 – 300 µL
  • Temperature control range: 4 – 60 °C
  • Data acquisition rate: 100 Hz
  • Pump and autosampler: 420mm x 640mm x 600mm (L x W x H). Weight: 40 kg
  • Detectors: 420mm x 640mm x 890mm (L x W x H). Weight: 62 kg