Chemisorption

The AMI Chemisorption Series represents a comprehensive range of advanced analyzers designed for catalyst characterization and surface reaction studies. From entry-level to flagship platforms, these instruments support precise temperature-programmed analysis, in-situ spectroscopy, isotope kinetic studies, and high-pressure applications. With exceptional accuracy, safety, and automation, AMI systems empower researchers to reveal adsorption mechanisms, active sites, and reaction kinetics with confidence.

AMI 400TPx

Cost-Effective Catalyst Characterization

Core Functions, Expandable Options

AMI’s most economical platform for temperature-programmed catalyst evaluation.
Supports TPD, TPR, TPO, and TPSR as standard functions.
Accurate gas delivery with 1 MFC and up to 10 gas inlet lines.
Broad temperature control: RT to 1200°C (optional –100°C to 1200°C range)
Optional features include mass spectrometry, automated loop injectors for pulse
chemisorption, and single-point dynamic BET surface area analysis.
Three-layered safety system ensures operator and equipment protection.

AMI-400

Fully Automatic

Chemisorption Analyzer

User-friendly software, auto-lift furnace, flexible gas inlet system.
Precise gas control by 1 (Optional: 2 or 3) MFC(s), 8 (optional: 14) gas inlets.
Temperature range: RT-1200°C, Optional-130°C-1200°C.
High reproducibility for automated loop loop injections with insulated valve box and TCD.
Equipped with an auto air-cooling system for faster cooling and shorter test time.
Comprehensive, three-layered safety system that protects both users and equipment.
A variety of options: vapor dosing, and Mass Spec.

AMI-300

The Flagship Platform for Advanced Catalyst Characterization

Precise gas control with 3 MFCs (Optional 4) and 10 gas inlets (expandable to 12).
Broad temperature range: RT to 1200°C standard, Optional-130°C to 1200°C.
High reproducibility in automated pulse chemisorption with insulated valve box and TCD.
Comprehensive three-layered safety system protects both users and equipment.
Compatible with advanced modules including vapor dosing, mass spectrometry, and in-situ FTIR.
Expandable platform with multiple upgrade paths to meet evolving research needs.

AMI 300 SSITKA

Steady-state Isotope Transient Kinetic Analysis

Automated chemisorption analyzer with integrated SSITKA (Steady-state Isotopic Transient Kinetic Analysis) functionality.
Enables detailed investigation of catalytic mechanisms, intermediate lifetimes, and surface kinetics.
Features precise pressure equalization for rapid and accurate isotopic switching.
Precise gas control via 4 MFCs and 12 gas inlets for complex experiment designs.
Broad temperature control: RT to1200°C (standard), Optional-130°C to1200°C.
High reproducibility for automated loop injections with insulated valve box and TCD.
Optional upgrades: vapor dosing mass spectrometry, and in-situ FTIR.

AMI-300IR

In-Situ Chemisorption Meets Spectroscopy

Uncover Surface Reactions in Real Time

Fully automated chemisorption analyzer with integrated FTIR detection.
Enables real-time monitoring of dynamic surface adsorbates during adsorption and desorption.
Reveals adsorption–reaction synergy and captures transient intermediates for mechanistic insight.
Precise gas control via 3 MFCs (optional 4) and 10 gas inlets (expandable to 12).
Broad temperature control range: RT to 1200°C (standard), Optional –130°C to 1200°C.
Optional modules available: vapor dosing, mass spectrometry, and more...

AMI-300HP

High-Pressure Dynamic Chemisorption

Automatic chemisorption analyzer with pressure capability up to 100 bar for advanced reaction studies.
Precise gas control via 3 MFCs (optional 4) and 4 standard gas inlets (expandable to 10 or 12).
Broad temperature range: ambient to1200°C (optional-130°C low-temp configuration).
Comprehensive three-layered safety system with integrated pressure relief valve.
Optional modules include atmospheric vapor dosing and liquid-phase sampling.