DLS

Parameter measured

• Temperature control range: 0˚C to 90˚C +/- 0.1˚C.
• Condensation control: Purge using dry air.
• Standard laser: 4mW, 633nm.
• Correlator: 25ns to 8000s, max 4000 channels.

Size

• Absolute sensitivity (Toluene kcps): 150.
• Range (Maximum diameter): 0.3nm - 10 microns.
• Min sample volume: 12µL.
• Min concentration, protein: 0.1mg/ml 15kDa protein.
• Min concentration, forward angle: 10mg/ml 66kDa protein.
• Max concentration: 40% w/v.
• Measurement angles: 13˚ + 173˚.

Zeta potential

• Sensitivity: 10mg/mL 66kDa protein.
• Zeta potential range: > +/- 500mV.
• Mobility range: > +/- 20µ.cm/V.s.
• Maximum sample concentration: 40% w/v.
• Maximum sample volume (using diffusion barrier): 12µL.
• Maximum sample conductivity: 200mS/cm.
• Signal processing: M3-PALS.

Molecular weight

• Molecular weight range (estimated from DLS): <1000Da - 2x10^7Da.
• Molecular weight range (Debye plot): <1000Da - 2x10^7Da.