Which Zetasizer system is right for you?

Whether you need to characterize the size or stability of colloids, nanoparticles or proteins, there is a Zetasizer for you. The following table indicates the main features to enable you to select the most appropriate system for your application.

Click on the underlined instrument name for more detailed information about that particular system.

Zetasizer News - changes in specification

	Zetasizer Instrument Model

	Nano S/ Nano ZS	Nano Z	Nano S90/ Nano ZS90	μV	APS
Main Feature	Wide size range, (versatile - ZS only)	Stability studies	Low-cost size, (stability - ZS90 only)	Low volume high sensitivity	Automated using micro well plates
Maximum size range* d = Diameter r = Radius	0.3 nm - 10 μm (d)		0.3 nm - 5 μm (d)	0.3 nm - 2 μm (d)	0.3 nm - 2 μm (d)
Zeta potential	• (ZS Only)	•	• (ZS90 only)
Sample volume	12μL - 2mL	0.75mL	20μL - 2mL	2μL - 2mL	20µL - 250μL
On-Line DLS	•		•	•
SEC-LS detector				•
Automation					96 or 384-well plate
High concentration	•			• for proteins	• for proteins
High sensitivity	•			•	•
Autotitrator	•	•	•
Particle Characterization	•	•	•
Biotechnology	•			•	•
Pharmaceuticals	•			•	•
QC	•	•	•		•
Applications	Size of colloids and Nanoparticles, pigments and inks, Protein size, Mw, proteomics, Melting point, (colloid stability, water treatment, isoelectric point determination - ZS only)	Colloid stability, water treatment, isoelectric point determination	Colloid size, (Ceramic particle size, ink particle size - S90 only) and (Colloid stability, water treatment, isoelectric point determination - ZS90 only)	Protein size & Mw, proteomics, Thermal trends for melting point determination	Automated protein size & Mw, proteomics, screening for purity, stability, best crystallisation conditions, denaturing conditions, solubility