BeNano 90 Zeta Nanoparticle Size and Zeta Potential Analyzer

Nanoparticle Size and Zeta Potential Analyzer

SKU: benano90
MPN: benano90
GTIN: benano90
Stock Status: On The Way


The BeNano 90 Zeta is the latest generation of nanoparticle size and zeta potential analyzer designed by Bettersize Instruments Ltd. Dynamic light scattering (DLS), electrophoretic light scattering (ELS) and static light scattering (SLS) are integrated in the system to provide accurate measurements on particle size, zeta potential and molecular weight. The BeNano 90 Zeta is widely applied in academic and manufacturing processes of various fields including but not limited to: chemical engineering, pharmaceuticals, food and beverage, inks and pigments, and life science.


  • High-Performance Hardware
  • He-Ne Laser
  • Top-class light quality that is narrow, monochromatic and coherent
  • APD
  • High sensitivity for low concentration or weak scattering sample
  • Temperature Control System
  • Wide temperature range (-10~110℃ ) suitable for more applications
  • Rapid Measurement Capability
  • Fast operations and editable results
  • Intelligent Intensity Adjustment
  • Intelligent adjustment of the intensity according to the signal-noise ratio
  • Sensitive Optical Fiber Detection System
  • Effectively increase signal-noise ratios due to high sensitivity of the optical system
  • Highly Stable Optical Design
  • Provides highly repeatable results with no routine maintenance required

Particle Size Measurement:
[Size Range (DH)]: 0.3 nm – 15 um*
[Minimum Sample Volume]: 3 μL
[Detection Angle]: 90°
[Analysis Mode]: NNSL、multi peaks and CONTIN
Zeta Potential Measurement:
[Detection Angle]: 12°
[Zeta Potential Range]: No actual limitation
[Electrophoretic Mobility Range]: ±20 μ.cm/V.s
[Conductivity Range]: 260 mS/cm[depend on sample]
[Minimum Sample Volume]: 0.75ml
Molecular Weight Measurement:
[Molecular Weight Range]: 342 Da – 2 x 10E7 Da(depend on sample)
Viscosity Measurement:
[Viscosity Range]: 0.01 cp – 100 cp(depend on sample)
Interaction Parameter:
[kD]: No actual limitation
Trend Measurement:
[Mode]: Time
System Parameters:
[Temperature Control Range]: 10°C - 110°C ± 0.1°C
[Condensation Control]: Dry air or nitrogen
[Standard Laser Source]: 10 mW He-Ne laser, 633 nm
[Correlator]: 100 ns – 8000 s, up to 4000 channels
[Detector]: APD (avalanche photodiode)
[Intensity Control]: 0.0001% - 100%, manual or automatic
[Dimensions (L x W x H)]: 62.5 x 40 x 24.5 cm (22 kg)
[Power Requirements]: 100 - 240 V, 50/60 Hz
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