BET-203A

BET-203A

PMI’s BET Sorptometer is a fully automated volumetric gas sorption analyzer used to accurately measure adsorption and desorption isotherms for the characterization of surface area, pore size distribution, pore volume, pore structure of micro‑ and mesoporous materials, and adsorption kinetics.

Specifications:

Sample Chambers 3 (capable of simultaneous operation)
Surface Area Range

(in m²/g)

 ≥ 0.01 (Nitrogen)
Pore Diameter Range Micropore to 500 nm
Micropore Volume Rang Detectable within 4 × 10⁻3 cc/g with N₂
Sample Volume 10 cc (others available)
Adsorbates Nitrogen, Helium, Carbon dioxide (non‑corrosive gases)
Resolution 1 part in 10,000
Accuracy ± 0.15% of full scale
Adsorption Temperature −195.6 °C (Nitrogen)
Temperature Range Ambient to 450 °C
Temperature Accuracy ±1 %
Power Requirements 110/220 VAC, 50/60 Hz (others available)
Measurement Method Volumetric Gas Physisorption
In situ outgassing No need for extra outgassing stations
Category:

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  • Automated Control
  • Display of full adsorption and desorption isotherms
  • Isotherm analysis includes unlimited data points per station
  • Automated control with data collection and the ability to export data to MS Excel or other programs
  • Measurement and calculation of dead/free volume with provision for manual input in the software.
  • Built‑in thermal conductivity detector
  • Dead‑end and through‑pore analysis capability

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