Porosimetry Micromeritics equipment: 3FLEX

3Flex is a high-performance adsorption analyzer for measuring surface area, pore size, and pore volume of powders and particulate materials. Standard methods or user-adapted protocols can be used to characterize absorbents, catalysts, zeolite MOFs, APIs, fillers and a wide range of porous and non-porous materials. 3Flex is ideally suited for analyzing gas or vapor adsorption of materials with micro porous (<2 nm) and meso porous (2 to 50 nm) and provides excellent data accuracy and resolution.

  • 3FLEX Is an automatic device that allows the measurement of physical adsorption and chemical adsorption and has the most high accuracy and resolution.
  • Different samples can be measured on the device: powders, foams, solids.
  • The size of the sample is up to a diameter of 1 cm.
  • The porous distribution (from non-porous to micro-porous to meso porous) and chemical activity of the sample can be measured.
  • Measurements can also be performed at high temperatures, up to 1100oC with high and precise cooling rates, and also at temperature of liquid nitrogen.
  • Different gases can be used for measurements  : He, Kr, CO, CO2, H2, N2
  • The samples that can be characterized by 3Flex include: drugs, ceramics, adsorbents, activated carbon, carbon black catalysts, medical implants, electronic materials, cosmetics.

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Instrument specifications:

3Flex Physisorption Only 3Flex Chemisorption
Temperature Control 45 °C, ±0.05 °C with 3 strategically placed RTDs 45 °C, ±0.05 °C with 3 strategically placed RTDs
Adsorptive Gas Inlets 6 12 standard; optional up to 16
Vapor Sorption Option Standard ports 1 and 2, optional port 3 with heated vapor source Standard ports 1 and 2, optional port 3 with heated vapor source
Furnace N/A Ambient to 1100°C

Programmable from 0.1 to 50 °C/min

Degas 3 in situ, 6 additional with SmartVac Prep 3 in situ, 6 additional with SmartVac Prep
Analysis Range 1.3 x 10-9 to 1.0 P/P0 1 x 10-6 to 900 torr
Available Micropore Ports up to 3 up to 3, one port dual purpose chemisorption and physisorption
Dosing and Evacuation Control Proprietary Servo Proprietary Servo
Roughing Pump 4 stage diaphragm 4 stage diaphragm
Krypton Analysis Standard 1 port, optional up to 3 ports Standard 1 port, optional up to 3 ports
Analysis Gas Per Sample Ability to use up to 3 gases concurrently, one probe gas on each port
Minimum Measurable Surface Area Standard 0.01 m2 /g 0.01 m2 /g Krypton 0.0005 m2 /g 0.0005 m2 /g