The YK-901 Zeta Potential and Nanoparticle Size Analyzer is a high-end dynamic light scattering (DLS) system launched by YUKE, capable of simultaneously 

measuring nanoparticle size and zeta potential.

Integrating the core technologies of dynamic light scattering (DLS) and electrophoretic light scattering (ELS), the system accurately determines particle size 

distribution, zeta potential, and the isoelectric point, providing comprehensive data for evaluating nanoparticle stability. By analyzing the synergy between 

particle size and surface electrical properties, it enables users to gain deep insights into the stability mechanisms of dispersion systems, making it widely 

applicable in fields such as materials R&D, formulation optimization, surface modification, and quality control.

The YK-901 employs electrophoretic light scattering technology to measure zeta potential and determine the isoelectric point; this serves as a vital method

 for understanding particle surface electrical properties and is a key tool in particle surface treatment processes. It offers significant advantages over similar 

instruments—both domestic and international—and can be used in conjunction with laser particle size analyzers for various experimental applications.

1. Dual-Core Technology: Electrophoresis + Photon Correlation

The system employs electrophoretic light scattering to measure Zeta potential, precisely calculating surface potential characteristics by analyzing 

particle migration behavior in an electric field; simultaneously, it utilizes photon correlation spectroscopy to obtain nanoparticle size distribution data.

Powered by high-precision signal analysis algorithms based on Doppler frequency shifts and time-correlation functions, the system detects subtle 

changes in scattered signals within complex liquid environments, enabling precise tracking of nanoparticle motion. Synergistic analysis of particle 

size and potential data provides users with a comprehensive assessment of dispersion stability.

2. Precision Sample Cell System Ensuring Purity and Reproducibility

The instrument is equipped with low-volume disposable particle size cells and capillary electrode cells, balancing precision with convenience. 

These cells feature excellent optical properties and uniform electric fields, effectively minimizing stray light and signal distortion to enhance 

measurement stability. The disposable design significantly reduces the risk of cross-contamination and ensures a pristine measurement 

environment, providing a reliable foundation for high-sensitivity nanoparticle analysis.

3. Highly Integrated Analysis Platform Boosting Experimental Efficiency

Integrating nanoparticle size and Zeta potential analysis capabilities, the system enables comprehensive characterization of particle 

dimensions and surface electrical properties in a single unit. Intelligent software presents results via intuitive plots and supports 

multi-dimensional data comparison and trend analysis, helping users quickly understand system dynamics and improving R&D and 

quality control efficiency.

4. High-Precision Optical System Enhancing Nanoparticle Signal Capture

Leveraging an optimized optical path, a highly stable laser source, and sensitive detection technology, the system achieves high 

signal-to-noise ratio acquisition at the nanoscale. It effectively mitigates environmental interference, ensuring measurement stability 

and reproducibility. The YK-901 Zeta Potential and Nanoparticle Size Analyzer is widely used in materials science, biology, pharmaceuticals, 

and the chemical industry, providing reliable data support for emulsions, colloids, protein solutions, and nanoparticle suspensions.

The YK-901 Nano Particle Size and Zeta Potential Analyzer offers simultaneous analysis of Zeta potential and nanoparticle size. It is suitable for measuring the particle size and surface potential of a wide range of samples, including nano-emulsions, suspensions, and colloids. The instrument is widely used in the fine chemical industry for the R&D and quality control of nanomaterials, surfactants, and oligomers, and serves as a key tool for product development and quality testing in sectors such as inks and pharmaceutical formulations.

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