AcoustoSizer IIx

Complete Solution for Particle Size and Zeta Potential Measurement

The only single, turnkey instrument that simultaneously measures particle size, zeta potential, pH, conductivity and temperature in dispersions up to 40 vol% — no sample preparation required.

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AcoustoSizer IIx instrument
ZetaProbe Analyzer

Complete Colloid Characterization in One Powerful Instrument

Measure zeta potential of concentrated colloids, pastes, gels and cements without sample dilution. Patented electroacoustic technology delivers definitive QC and research-grade results in seconds.

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ZetaProbe Analyzer instrument

Colloidal Dynamics

Four Decades Of Concentrated Colloid 
Measurement Leadership
Years of Innoavtion
0 +

Colloidal Dynamics pioneered the multi-frequency Electroacoustic ESA Dynamic Mobility method for determining particle size and zeta potential in concentrated particulate dispersions and emulsions. 

From optimizing the dispersion of nanoparticles to high-volume QC of semiconductor CMP polishing slurries, our instruments deliver direct measurements on your concentrated materials you can rely on.

Engineered for Real Samples

Two purpose-built instruments backed by patented electroacoustic

technology and decades of field experience.

ZetaProbe™

The easiest to use, most accurate zeta potential analyzer available. Measures a wide range of concentrated materials including CMP slurries, pigments, cements, minerals, ceramics, battery materials and emulsions up to 60% by volume – no dilution required. Features automated potentiometric and volumetric titrations including rapid, automatic determination of the particle Isoelectric Point.

Acoustosizer IIx

Complete characterization of concentrated dispersions. Measures particle size, zeta potential, pH, conductivity and temperature in a single turnkey instrument.

Applications

Trusted Across Industrial & Research Domains

From nanoparticle dispersions to high-volume manufacturing QC, our instruments deliver measurements you can act on.

Our Clients

Latest News

Company Insights

Stay informed with the latest advancements in electroacoustic technology, particle characterization, zeta potential analysis, and industry innovations shaping the future of colloidal science.

Enhancing Particle Size Analysis for Industrial Applications

Enhancing Particle Size Analysis for Industrial Applications

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Enhancing Particle Size Analysis for Industrial Applications

Enhancing Particle Size Analysis for Industrial Applications

Your News will come here. Your News will come here. Your News will come here. Your News will come here. Your News will come here. Your News will come here. Your News will come here. Your News will come here. Your News will come here. Your News will come here. Your News will come here. Your News will come here. Your News will come here. Your News will come here.

Why Zeta Potential Matters in Product Stability

Why Zeta Potential Matters in Product Stability

Colloidal Dynamics technology has been cited and validated in peer-reviewed research across chemistry, materials science, and engineering.

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