Zetasizer UltraRed (particle size and charge measurement)

Zetasizer UltraRed (particle size and charge measurement)

MANUFACTURER Malvern
MODEL Zetasizer UltraRed

General description:

The Zetasizer UltraRed is the top-of-the-line model in Malvern’s Ultra series of zetasizers. Thanks to its MADLS detector, the UltraRed delivers the highest resolution in terms of size distribution. This instrument enables the characterization of colloidal formulations, nanoparticles, macromolecules, emulsions, and proteins in terms of charge (zeta potential) and size. The technology, based on light scattering detection, is non-invasive, non-destructive, and does not disturb the system under study.

Applications:

Determination of particle and macromolecule size; determination of the zeta potential of particles and the surface zeta potential of charged proteins; measurement of molar mass and the second Virial coefficient; study of the behavior in solution and aggregation of proteins and other colloids; study of nanoparticle manufacturing processes and protein formulation to enhance stability, minimize aggregation, and extend product shelf life; evaluation of formulation stability at normal and/or extreme temperatures.

Characteristics :

Multiple technologies integrated into a single device:

  • Dynamic light scattering (DLS)
  • Non-invasive backscattering (NIBS)
  • Static light scattering (SLS) (13°, 90°, and 173°)
  • Laser Doppler Electrophoresis (ELS)
  • Multi-angle Light Scattering (MADLS)

Other features:

  • 10 mW 633 nm HeNe laser
  • Particle size analysis ranging from 0.3 nm to 15 µm
  • Temperature range: 0.0 °C to 120.0 °C (+/- 0.1 °C)
  • Concentration range (proteins and polymers): 0.1 mg/mL to 15 mg/mL
  • Maximum particle concentration: approximately 40% weight/volume
  • Estimated molecular weight range: 1000 Da to 2 x 10⁷ Da

To use this equipment

The equipment available is accessible to the academic and industrial research community.

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