ChemBET™ TPR/TPD Specifications
|
|
| Features |
| Sample stations: |
TWO (one analysis + one preparation) |
| Gas titration loop: |
Manual operation with Interchangeable loop volumes: 50, 100 and 200µL |
| Gas inputs: |
FIVE: 4-way automatic gas select manifold plus calibration/titration gas. |
| Sample cells: |
Quartz U-tube for high temperature chemisorption.
Quartz or borosilicate conventional cell for physisorption (B.E.T. surface area) |
| Cell-bypass valve: |
YES |
| Trap: |
YES (Between cell and detector - to remove unwanted gases) |
| Connections for mass spectrometer: |
YES (After sample at cell. After trap - before detector. After detector.) |
Features | Performance | Gases | Temperature Control | Physical | Electrical | Accessories |
|
| Temperature Control |
| Preparation Temperature |
: Up to 450°C using quartz heating mantle
: Up to 1100°C using high-temperature furnace |
| TPR/TPD heating rates |
1-100 degree/min. (up to 500°C)
1-50 degree/min. (up to 750°C)
1-30 degree/min. (up to 1000°C)
1-20 degree/min. (up to 1100°C) |
| Furnace Control: |
via PC software |
Features | Performance | Gases | Temperature Control | Physical | Electrical | Accessories |
|
| Performance |
| Volume adsorbed: |
0.001 to >100 cm3 |
| Specific volume: |
0.0001 cm3/g |
| Total surface area: |
0.1 to 280 m2 |
| Specific surface area: |
0.01 m2/g to upper limit set only by weighing accuracy of smallest sample |
| Pore volume: |
0.0001 to 0.15 cm3 |
| Accuracy, volume |
± 1% |
| Reproducibility: |
0.5% |
| Sensitivity: |
10 position (dynamic range: 512) plus user selectable detector current |
Features | Performance | Gases | Temperature Control | Physical | Electrical | Accessories |
|
| Physical |
| Cabinet size: |
45.2W x 62.5 H x 41.4D cm |
| Cabinet weight: |
24 kg |
| Operating temperature: |
15 - 35°C |
| Storage temperature: |
0 - 50°C |
| Humidity: |
20 - 90% (non-condensing) |
| Wetted Materials: |
316 Stainless Steel, PTFE, EPDM , tungsten/rhenium, gold |
Features | Performance | Gases | Temperature Control | Physical | Electrical | Accessories |
|
| Gases |
| Chemisorption gases: |
typically H2, O2, CO, NO, SO2, NH3 |
| Physisorption gases: |
typically N2, Ar, Kr, CO2 in helium |
| Sample cell volume: |
1.5 cm3 |
| Physisorption cryogen: |
liquid nitrogen typical |
| Cold trap cryogen: |
liquid nitrogen/alcohol slush, dry-ice/acetone, liquid nitrogen, etc. |
Features | Performance | Gases | Temperature Control | Physical | Electrical | Accessories |
|
| Electrical |
| Voltage: |
100 - 240 VAC |
| Frequency: |
50/60 Hz |
Features | Performance | Gases | Temperature Control | Physical | Electrical | Accessories |
|
| Accessories |
| Included: |
Dewars, heating mantle, high temperature furnace, injection loops, sample cells and precision syringes.
Windows® compatible data reduction software.
PC data acquisition board. |
| Not Included: |
Gas regulators
PC with Windows, 2000, XP or VISTA |
| Optional Items: |
Mass Flow Controller Accessory |
Features | Performance | Gases | Temperature Control | Physical | Electrical | Accessories |
Return to Chembet TPR/TPD | ChemBET BrochureTPR/TPD  |
ChemBET PULSAR TPR/TPD |
