Order Code	Product Name
L-01-13-M10	Nano-Particle Size & Zeta Potential Analyzer for Mining Laboratory & Hydrometallurgy

Nano-Particle Size & Zeta Potential Analyzer for Mining Laboratory & Hydrometallurgy

Brief Introduction

The Nano-Particle Size & Zeta Potential Analyzer is an integrated optical detection system designed for advanced characterization of nano-scale dispersed systems in mining laboratories, metallurgical testing facilities and research environments. The instrument combines Dynamic Light Scattering (DLS), Electrophoretic Light Scattering (ELS), Static Light Scattering (SLS) and transmitted-light detection technologies to provide multi-dimensional analysis of particle size, size distribution, Zeta potential, molecular weight, refractive index, particle concentration and related parameters.

For mining-oriented laboratories, the analyzer supports sample preparation, mineral analysis, metallurgical testing and hydrometallurgy evaluation workflows. It provides characterization capability for colloidal mineral suspensions, fine mineral precipitates, leaching liquors and other nano-sized mining-related specimens where particle stability and dispersion behavior require detailed evaluation.

With integrated multi-angle detection, automatic trend testing, temperature control and multiple measurement functions, this system improves laboratory testing efficiency and data consistency. It offers a cost-effective characterization solution for mineral-processing laboratories, hydrometallurgical research teams, production enterprises and distributors handling complex colloidal and nano-formulated materials.

Application Scope

Sample Preparation

Used for characterizing nano-mineral suspensions generated during wet grinding, dispersion and surface-modification sample preparation workflows. The analyzer helps monitor particle-size stability and surface-charge status before further metallurgical or analytical testing.

Mineral Analysis

Suitable for evaluating particle-size distribution and Zeta-potential properties of nano-mineral powders, colloidal mineral materials and mineral-polymer composites. The obtained multi-parameter data supports mineral property research and quality inspection of nano-mineral products.

Metallurgical Testing

Applied for analysis of fine colloidal precipitates and intermediate suspensions generated during metallurgical experiments. Particle size, Zeta potential and micro-rheology results support evaluation of reaction behavior, colloidal aggregation tendency and product quality characteristics.

Hydrometallurgy Application

Used for testing colloidal fractions in leachate, fine-grained precipitates and residual suspensions from hydrometallurgical processes. Zeta-potential data provides reference information for assessing colloid stability, coagulation behavior and solid-liquid separation efficiency in ore-processing liquors.

General R&D & Quality-Control Laboratory

Applicable for chemical, biological, pharmaceutical, food and advanced-material industries requiring nano-scale particle characterization. It supports production enterprises, research institutes and trading distributors handling colloidal and nano-formulated materials.

Features

• High-Level Testing Accuracy: Multi-angle detection configuration (173°+90°+11.2°) supports both high-concentration and low-concentration particle systems. Multiple calculation algorithms including Cumulants, General mode, CONTIN and NNLS provide reliable size-distribution analysis for complex colloidal samples.

• Integrated Multi-Parameter Analysis: Combines DLS particle-size measurement, PALS-based Zeta-potential testing, refractive-index measurement, molecular-weight analysis, concentration measurement and micro-rheology testing within one analytical platform.

• Solid Operational Reliability: High-performance solid-state laser, multi-mode correlator, APD+PD+CMOS detector assembly and precise temperature-control system support stable measurement during long-duration batch testing in mining-related laboratories.

• Improved Laboratory Efficiency: Supports automatic temperature trend, time trend and pH trend testing. Automatic light-intensity adjustment from 0.0001% to 100% reduces manual setup requirements and improves testing workflow efficiency.

• Strong Compatibility with Mining Workflows: Flexible sample-volume compatibility from trace-volume 3 μL to standard 1 mL supports both scarce high-value mineral colloidal specimens and routine laboratory samples.

• Cost-Effective System Integration: One integrated platform combines multiple analytical functions, reducing the requirement for separate single-function instruments and improving total cost performance for mine laboratories, research institutes and distributor customers.

Specification

Item	Specification
Measuring Technologies	Dynamic Light Scattering (DLS), Electrophoretic Light Scattering (ELS), Static Light Scattering (SLS), transmitted-light detection
Particle Size Measurement Range	0.3 nm - 15 μm (DLS)
Particle Size Sample Volume	Minimum 3 μL, standard 1 mL, customizable volume available
Detection Angles	173° + 90° + 11.2°
Sample Concentration	≤40% (W/V)
Size Distribution Algorithms	Cumulants, General mode, CONTIN, NNLS
Zeta Potential Principle	Phase Analysis Light Scattering (PALS)
Electrophoretic Mobility Range	> ±20 μ.cm/V.s
Conductivity Range	0 - ≥270 mS/cm
Zeta Test Size Range	1 nm - >120 μm
Sedimentation-Based Particle Sizing	1 μm - 50 μm
Molecular Weight Range	342 Da - 2 × 10⁷ Da
Micro-Rheology Test	Mean-square displacement, complex modulus, elastic modulus, viscous modulus, creep compliance, complex viscosity
Concentration Measurement	LEDLS method, output volume fraction and number concentration
Refractive Index Measurement	Liquid 1.2-1.6, precision better than 0.1%
Temperature Control Range	-15°C - 120°C
Condensation Control	Dry air or nitrogen gas
Laser	High-performance solid-state laser, wavelength 671 nm; alternative wavelengths optional
Correlator	Fast / medium / slow multi-mode, minimum 25 ns sampling, up to 4000 channels, 10¹¹ dynamic linear range
Detectors	APD + PD + CMOS
Light Intensity Control	0.0001%-100%, automatic or manual

Other Specification for Option

• Optional laser wavelengths for expanded sample adaptability.

• Customizable sample volume configurations according to testing requirements.

• Additional accessories may be selected according to sample properties and application conditions.

Why Choose FKN PANDA

FKN PANDA supplies analytical laboratory instruments for global mine-site laboratories, hydrometallurgical facilities, mineral-processing research groups and regional distributors. This Nano-Particle Size & Zeta Potential Analyzer is designed for complex colloidal-system challenges commonly encountered in mineral-processing and hydrometallurgical workflows.

Mining laboratory samples may involve variable conductivity, wide particle-size ranges and unstable dispersion conditions. The analyzer combines multi-angle detection, broad conductivity acceptance, trace-sample compatibility and trend-testing functions to support evaluation of leachate systems, mineral colloids and fine precipitates.

Beyond equipment supply, FKN PANDA provides application-oriented communication support for sample preparation and measurement parameter selection based on mineral-derived colloidal specimens. We support flexible procurement solutions for laboratory projects and distributor bulk orders.

Our objective is to deliver integrated, workflow-compatible analytical hardware with practical cost-effectiveness for mineral-processing laboratories, hydrometallurgical research facilities and global mining customers.

Zeta Potential Analyzer – FAQ

Q1. How can zeta potential measurements support flotation reagent selection for sulfide ores?

Zeta potential measurements provide information about mineral surface charge behavior under different chemical conditions, helping metallurgical engineers understand interactions between minerals and flotation reagents. In sulfide ore flotation studies, this analysis can support reagent screening by showing how collectors, depressants, or pH adjustments influence surface properties. By combining zeta potential data with flotation test results, laboratories can develop a more comprehensive understanding of mineral-reagent interactions during process evaluation.

Q2. How can zeta potential data help optimize flotation pH and reagent dosage?

Zeta potential analysis helps researchers evaluate how mineral surface charge changes with pH variation and reagent addition. During laboratory flotation studies, these changes can provide insights into adsorption behavior, mineral selectivity, and possible interaction mechanisms. By analyzing surface charge trends together with flotation performance data, mineral processing engineers can make more informed decisions when investigating flotation conditions and reagent dosage ranges.

Q3. How should ore pulp be prepared before measuring the zeta potential of fine particles?

Proper ore pulp preparation is important for obtaining representative zeta potential measurements. Mineral samples should be prepared with appropriate particle dispersion, controlled solid concentration, and suitable chemical conditions based on the testing objective. For fine particles, especially clay-containing ores or flotation feed materials, preventing aggregation and maintaining sample consistency are essential steps for reliable surface charge analysis in a mining laboratory environment.

Q4. Which factors should be controlled to improve zeta potential measurement repeatability?

Repeatability of zeta potential measurements depends on several factors, including sample preparation consistency, pH control, electrolyte conditions, particle concentration, and measurement procedures. Mineral laboratories should establish standardized testing methods to minimize variation between samples. Consistent operating practices allow researchers to compare surface charge behavior during flotation studies, reagent evaluation, and mineral processing research programs.

Q5. How does the isoelectric point help explain mineral surface behavior during flotation?

The isoelectric point indicates the pH condition where a mineral surface has approximately neutral electrical charge. Understanding this point helps mineral processing engineers evaluate surface interaction changes during flotation experiments. Combined with reagent testing, zeta potential analysis can provide insights into adsorption tendencies, mineral selectivity, and the influence of chemical conditions on flotation behavior for different ore types.

Q6. Can zeta potential analysis support lithium spodumene flotation research?

Zeta potential analysis can support lithium spodumene flotation research by helping researchers study changes in mineral surface properties under different chemical conditions. During laboratory testing, surface charge information can be used alongside flotation results to evaluate collector interactions, pH effects, and reagent response. This provides additional technical information for understanding mineral separation behavior during spodumene beneficiation studies.

Q7. How does zeta potential indicate dispersion or flocculation in tailings suspensions?

Zeta potential measurements help evaluate the stability of mineral suspensions by indicating the electrical interactions between particles. In tailings research and mineral thickening studies, surface charge information can assist engineers in understanding dispersion behavior, aggregation tendencies, and the influence of flocculants. This supports laboratory evaluation of solid-liquid separation processes and tailings treatment strategies.

Q8. How can zeta potential measurements guide reagent screening in a new metallurgical laboratory?

In a new metallurgical laboratory, zeta potential measurements provide a scientific method for investigating how minerals respond to different chemical environments. The data can support reagent screening by showing changes in surface charge after adding collectors, depressants, or modifiers. When combined with mineral testing and flotation experiments, zeta potential analysis helps laboratories establish more systematic evaluation procedures for process development.

Q9. How can zeta potential data be combined with flotation results for mineral processing evaluation?

Zeta potential data can be combined with flotation recovery, reagent testing, and mineral characterization results to provide a broader understanding of separation mechanisms. While flotation results show overall process performance, zeta potential analysis helps explain surface interactions that may influence those results. This combined approach supports metallurgical evaluation from sample preparation through mineral testing and process decision-making.

Q10. What quality-control procedures should a mining laboratory use for routine zeta potential analysis?

Routine zeta potential analysis requires consistent sample handling, measurement procedures, equipment cleaning, and verification of testing conditions. Mining laboratories should establish quality-control practices covering sample preparation, instrument operation, and data review. These procedures help maintain reliable analytical results for flotation studies, mineral surface research, tailings evaluation, and continuous laboratory operation.

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