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 |
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| 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 |
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Maximum size range* |
0.3 nm - 10 μm (d) |
0.3 nm - 5 μm (d) |
0.3 nm - 2 μm (d) |
0.3 nm - 2 μm (d) |
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| Zeta potential |
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(ZS90 only) |
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| Sample volume | 12μL - 2mL |
0.75mL |
20μL - 2mL |
2μL - 2mL |
20µL - 250μL |
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| On-Line DLS |
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| SEC-LS detector |
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| Automation | 96 or 384-well plate |
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| High concentration |
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| High sensitivity |
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| Autotitrator |
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| Particle Characterization |
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| 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 |
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* See specification for more detail



