ChemiSorb Auto establishes a new standard in chemisorption analysis. With ±1 % repeatability, an ultra-low void volume, and completely automated operations, it provides unrivaled results.
Image Credit: Malvern Panalytical
Overview
Micromeritics' ChemiSorb Auto is a compact, automated chemisorption analyzer designed for precise, repeatable observations in heterogeneous catalyst research.
Whether conducting temperature-programmed tests or pulse chemisorption studies, ChemiSorb Auto ensures:
- Consistent and reliable results
- Affordable access to advanced functionalities
- Unmatched ease of use in a benchtop design
Image Credit: Malvern Panalytical
Key Features
- 8 gas inlets: Four carrier and four loop gases with two high-precision MFCs
- Dynamic clamshell furnace: Precise control up to 1000 °C with linear heating (1–100 °C/minute)
- Forced air cooling: The Furnace is cooled from 500 °C to 50 °C in just 30 minutes to ensure a faster throughput
- High-sensitivity linear TCD: Constant calibration volume for accurate quantification
- Loop pressure measurement: Ensures exact dosing, repeatability within ±1 %
- Minimal internal gas volume: Faster response, reduced error in gas volume calculations
- Optional cryocooler: Enables analysis down to -100 °C
- Patented blending valve: Precise gas blending and multi-point automatic gas calibration
Applications
- Hydrocracking (HDS, HDN)
- Fischer-Tropsch synthesis
- Water-gas shift
- Reforming and isomerization
- Hydrogenation
- Partial oxidation
- Catalytic cracking
Why Choose ChemiSorb Auto?
- Designed for consistent and dependable results
- Maximized value without compromising on quality
- Easy to use for people of all skill levels thanks to intuitive automation
Image Credit: Malvern Panalytical
Specifications
Source: Malvern Panalytical
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| Temperature |
Ambient to 1000 °C
-100 °C to 1000 °C with CryoCooler |
| Temperature ramp rates |
-100 °C to 400 °C: up to 100 °C/minute
400 °C to 600 °C: up to 50 °C/minute
600 °C to 800 °C: up to 25 °C/minute
800 °C to 900 °C: up to 10 °C/minute
900 °C to 1000 °C: up to 5 °C/minute |
| Carrier gases |
4 inlets: H2, O2, He, Ar, H2/Ar, and more |
| Analysis (loop) gases |
4 inlets: He, H2, CO, O2, N2O, NH3/He, and more |
| Patents |
Patented Blending Valve: Pat No. 10,487,954 |
| Analysis |
Pulse chemisorption
Temperature-programmed reactions: TPR, TPO, TPD, TPSR
Strong chemisorption: reactive metal area, dispersion, crystallite size
Active site surface concentration
Reduction, oxidation temperatures
Acid site strength distribution: Lewis/Brønstead acid site distribution
Breakthrough curve measurement
Activation energy |
| Options |
Cryocooler
Detection by Mass Spectrometry
B.E.T. surface area |