Physisorption analyzers

High-performance physisorption analyzers for precise surface area, pore size and volume in powders and particulate materials

Micromeritics' comprehensive range of high-performance physisorption analyzers are designed to meet diverse material characterization needs. Our instruments provide precise measurements of surface area and porosity, enabling researchers and industries to optimize material performance across various applications.

Each analyzer is engineered for specific requirements, from rapid surface area measurements, through high-throughput analysis, to advanced micropore analysis.

Tristar II Plus

  • High-throughput, three-station analyzer
  • Determines surface area, pore size and volume distribution
  • Ideal for quality control and routine analysis with a balance of speed and precision

3Flex

  • High-performance physisorption, and chemisorption analyzer with 3 configurable analysis ports
  • Offers micropore, mesopore, and gas adsorption studies with advanced low-pressure resolution
  • Ideal for research and advanced material development applications

ASAP 2020 Plus

  • Versatile analyzer for detailed physisorption and chemisorption studies
  • Advanced built-in degassing system ensures precise sample preparation
  • Suitable for research, development, and quality control

ASAP 2460 & ASAP 2425

ASAP 2460

  • High-throughput analyzer for surface area and porosity measurements, including micropore analysis versions
  • Features up to 6 analysis stations to maximize efficiency
  • Designed for industrial-scale material characterization

ASAP 2425

  • High-capacity physisorption analyzer for surface area and porosity measurement, including micropore analysis versions
  • Built-in 12 port degas system for easy sample preparation
  • Ideal for laboratories handling large sample volumes

Gemini

  • Cost-effective and simple-to-use surface area analyzer
  • Provides rapid single- and multi-point BET surface area measurements with high repeatability
  • Ideal for routine quality control applications

HPVA II

  • High-pressure volumetric analyzer
  • Characterize gas adsorption at high pressures
  • Ideal for material studies in energy storage and environmental applications

Applications of physisorption analyzers

Porosity and surface area are critical factors in bone materials to ensure biocompatibility and proper osseointegration. High-resolution pore size and surface area analysis help researchers optimize the structure of bioactive ceramics and scaffolds. Characterization of micro- and mesoporosity ensure materials support cell adhesion and bone growth.

Instruments: 3Flex, ASAP Series, TriStar II Plus, Gemini

Adsorbent materials rely on well-defined porosity and high surface area for efficient gas and liquid adsorption. Advanced micropore and mesopores analysis is ideal for characterizing activated carbons, zeolites, and silicas. These analyzers help industries optimize adsorbents for gas storage, separation, and purification applications.

Instruments: HPVA II, 3Flex, ASAP Series

In additive manufacturing, powder-based materials require precise surface area and porosity control to ensure optimal flowability and final part performance. Fast and reliable physisorption measurements are ideal for quality control in metal and polymer powders.

Instruments: TriStar II Plus, Gemini, ASAP Series

The performance of battery materials is highly dependent on their surface and pore structure, which influence ion transport and storage capacity. Precise measurements of porosity and gas adsorption behavior help researchers optimize battery components for improved energy density and cycle life.

Instruments: TriStar II Plus, 3Flex, ASAP Series

Catalysts require high surface area and controlled porosity for optimal reaction efficiency. Detailed pore size distribution and adsorption/desorption isotherms enable the optimization of catalyst formulations.

Instruments: 3Flex, ASAP 2020 Series, TriStar II Plus

The porosity of ceramic materials affects their mechanical strength, thermal stability, and filtration efficiency. Surface area and porosity analysis supports the development of advanced ceramics for aerospace, biomedical, and industrial applications.

Instruments: TriStar II Plus, ASAP Series, Gemini

MOFs and COFs are known for their ultrahigh surface area complex pore structures, making their characterization crucial for applications in gas storage, separation, and catalysis. Low-pressure adsorption capabilities enable precise micropore analysis to help researchers develop materials with tailored porosity for specific applications.

Instruments: 3Flex, ASAP Series, HPVA II

In pharmaceutical formulations, surface area and porosity influence drug dissolution rates and bioavailability. Detailed pore size characterization ensures consistency in excipients and active pharmaceutical ingredients (APIs).

Instruments: TriStar II Plus, Gemini

Zeolites play a vital role in catalysis and adsorption, requiring precise pore size and surface area measurements. Accurate characterization of zeolite frameworks demands exceptional resolution for analyzing microporous materials.

Instruments: 3Flex, ASAP Series

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What to consider before purchasing a physisorption analyzer

  • Application needs
    Identify whether the primary focus is surface area analysis, pore size distribution, or chemisorption studies

  • Sample type and volume
    Consider the types of materials and required sample sizes for analysis

  • Analysis throughput
    Determine if a single-sample or multi-sample system is needed based on laboratory workflow

  • Automation and usability
    Evaluate if automation features and ease of use align with operational requirements

  • Measurement techniques
    Ensure the analyzer supports relevant methods such as BET, BJH, t-Plot, and NLDFT

  • Data accuracy and reproducibility
    Check for precision and reliability in measurement results

  • Budget and maintenance costs
    Assess the total cost of ownership, including maintenance, calibration, and consumables
Micromeritics TriStar II Plus

Micromeritics TriStar II Plus

High throughput BET surface area analyzer
Micromeritics Gemini

Micromeritics Gemini

Rapid and precise surface area analysis
Micromeritics 3Flex

Micromeritics 3Flex

High performance gas adsorption
Micromeritics ASAP 2460 & 2425

Micromeritics ASAP 2460 & 2425

Surface area and porosimetry system
Micromeritics ASAP 2020 Plus

Micromeritics ASAP 2020 Plus

Accelerated surface area and porosity
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Sample stations 3 1 3 ASAP 2460: 2+ / ASAP 2425: 1 1
Automation Semi-automated Manual Advanced automation ASAP 2460: Fully automated / ASAP 2425: Semi-automated Customizable
Pore size range Mesoporous Mesoporous Micro, meso & macroporous ASAP 2460: Micro- and Mesoporous / ASAP 2425: Microporous Micro- and Mesoporous
Best for: Routine QC, research Cost-effective QC High-resolution studies ASAP 2460: Industrial scale / ASAP 2425: Research and QC Versatile applications