1. General Specifications:
*Laser: Standard Laser 40 mW red diode laser, nominal 640 nm wavelength;
*Condensation Control: Purge facility using dry air or nitrogen;
*Temperature Control: -5 °C to 110 °C, active control. No external circulator required;
2. Specifications for Particle Sizing at 90°:
*Sample Type: Most nanoparticle, and colloidal-sized materials, in any non-absorbing liquid;
*Size Range: 1 to 3 mL disposable plastic, 50 µL disposable, 40 µL quartz flow cell, 10 µl quartz minimum;
*Concentration Range: 2 ppm to 50 mg/mL;
*Signal Processing: Dynamic Light Scattering (DLS);
*Correlator: Brookhaven’s TurboCorr, multitau, research grade with 510 hardware channels, covering the equivalent of 1010 linearly-spaced channels, 100% efficiency, real-time operation over the entire delay-time range;
*Precision: ± 1% typically;
*Scattering Angle: 90°;
*Data Presentation: Average & width, lognormal fit, and multimodal size distribution standard;
*Test Standards: Conforms to ISO13321 and ISO22412;
3. Specifications for Particle Sizing at 173°:
*Sample Type: Most globular proteins, nanoparticles, and small polymers in any non-absorbing liquid;
*Size Range: <0.3 nm to 10 µm diameter;
*Sample Cells: 50 µl disposable, 1 to 3 mL disposable plastic, glass, or quartz cells;
*Concentration Range: 0.1 ppm to 50 mg/mL;
4. Specifications for Zeta Potential:
*Sample Type: Most nanoparticle, polymer and colloidal-sized materials, suspended in any non-absorbing liquid, with relative permittivity > 20 and viscosity 1.5 and viscosity < 30 cP PALS;
*Size Range Suitable for Zeta Measurement: 1 nm to 100 µm;
*Mobility Range: 10(9) to 10(7) m2 /V•s ELS; 10(11) to 10(7) m2 /V•s PALS;
*Zeta Potential Range: -500 to 500 mV;
*Sample Cells: 180 µL, 600 µL, 1250 µL;
*Maximum Sample Conductivity: 220 mS/cm;
*Signal Processing: Sizing: Dynamic Light Scattering (DLS), Zeta Potential: Electrophoretic & true Phase Analysis Light Scattering (ELS & PALS);
*Precision: ± 3%;
*Scattering Angle: 15°