General
The AirSense is a mass spectrometer based on the patented Ion-Molecule Reaction (IMR-MS) and can be used for a broad field of applications.
This analyzer is the multi-purpose level model focusing applications for non limited gas components, highest flexibility and robustness all in one.
Functional Diagram
Typical Applications
As our multi-purpose analyzer the V&F AirSense is state-of-the-art for most of the applications in the following fields:
- Automotive Applications
- Food, Beverages & Tobacco Applications
- Environmental Applications
- Medical Applications
Success Stories
Automotive Industry
- Online Oil Dilution Measurement
- Gas Analysis in Fuel Cell Technology
- Ammonia and NOx Measurements in Engine Exhaust Gas
- Desulfation Strategies for Catalytic Devices
Environmental Industry - Immission
- Immission Monitoring by IMR-MS in Accordance with EPA Methods
- Monitoring Immission of Gases Near Waste Processing Plants
- Mobile Pollution Measurements in Traffic
- Monitoring Air Quality Near Petrochemical Plants
Environmental Industry - Emission
Environmental Industry - Indoor Room Air Quality
- Ambient Air Quality and Exposure Level Measurements at the Workplace
- Real Time Analysis of Indoor Air Pollutants for Photocatalytic Research
Industrial Gases Industry
- Feed Gas and Process Monitoring in CO2 Production
- Analysis of N2O, CO2 and Hydrocarbons in Pure O2
- Hydrocarbon and Other Impurities in Calibration and Specialty Gas Mixtures
Food, Beverages and Tobacco Industry
- Rapid Impurity Monitoring of Raw Milk
- Measurements of Flavour Release Using an IMR Mass Spectrometer
- Rapid Detection of Mold in Jelly
- Determination of Nut Quality
- Analysis and Quantification of Short Chain Fatty Acids in Fermentation Processes
- Control of PET Recycling (PET Flakes)
- Real Time Monitoring of Residual Styrene from Polystyrene Packing Material
- Aroma Gas Phase Analysis of Cigarette Paper
- Determination of Volatile Compounds in Cigarette Packaging
- Puff–by-Puff online Cigarette Smoke Analysis of Hoffmann Analytes
Healthcare Industry
- Non-invasive Diagnosis of Disease Using Breath Analysis
- Early Detection of Bacteria
- Real Time Monitoring of Propofol in Expired Air
- Bioavailabiltiy of Administered Pharmaceuticals
- Bad Breath After Administering Drugs
Cement Industry
- Detection of Pollutants Resulting from Cement Production
- Measurements of Emissions Produced by Burning Alternative Fuels in the Cement Industry
- Monitoring the Formation of Benzene in Cement Kiln Systems
Steel Industry
- Process Control in Steel Production
- Hazardous Impurities in Steel Process Off Gas
- Hydrogen Production in a Cyclic Ion Ore to Steel Conversion Process
Alternative Energies Industry
- Gas Analysis in Fuel Cell Technology
- Emission Reduction in Hydromethane Combustion
- Monitoring of Gasification Processes
Polymers, Tire & Rubber Industry
Measureable Compounds (excerpt)
Inorganic Compounds
| Substance name | Molecular formula |
| Water | H2O |
| Oxygen | O2 |
| Carbon dioxide | CO2 |
| Carbon monoxide | CO |
| Hydrogen sulfide | H2S |
| Sulfur dioxide | SO2 |
| Sulfur | S |
| Ammonia | NH3 |
| Nitrogen monoxide | NO |
| Nitrogen dioxide | NO2 |
| Dinitrogen monoxide | N2O |
| Hydrogen chloride | HCl |
Aromatics
| Substance name | Molecular formula |
| Benzene | C6H6 |
| Toluene | C7H8 |
| Styrene | C8H8 |
| Xylene / Ethylbenzene | C8H10 |
| Phenol | C6H6O |
| PAH’s |
Alkanes
| Substance name | Molecular formula |
| Methane | CH4 |
| Ethane | C2H6 |
| Propane | C3H8 |
| Butane | C4H10 |
| Pentane | C5H12 |
| Hexane | C6H14 |
| Heptane | C7H16 |
| Octane | C8H18 |
| Nonane | C9H20 |
| Decane | C10H22 |
Alkenes
| Substance name | Molecular formula |
| Ethene | C2H4 |
| Propene | C3H6 |
| Butene | C4H8 |
| Pentene | C5H10 |
| Hexene | C6H12 |
| Heptene | C7H14 |
| Octene | C8H16 |
| Nonene | C9H18 |
| Decene | C10H20 |
| 1,3 Butadiene | C4H6 |
Alkynes
| Substance name | Molecular formula |
| Acetylene | C2H2 |
| Propyne | C3H4 |
Sulfur Compounds
| Substance name | Molecular formula |
| Hydrogen sulfide | H2S |
| Carbonyl sulfide | COS |
| Sulfur dioxide | SO2 |
| Carbon disulfide | CS2 |
| Methyl mercaptane | CH3SH |
| Ethyl mercaptane | C2H5SH |
Nitrogen Compounds
| Substance name | Molecular formula |
| Ammonia | NH3 |
| Nitrogen monoxide | NO |
| Nitrogen dioxide | NO2 |
| Dinitrogen monoxide | N20 |
Alcohols
| Substance name | Molecular formula |
| Methanol | CH3OH |
| Ethanol | C2H5OH |
| Propanol | C3H7OH |
| Butanol | C4H9OH |
Specifications
| Technical Data | IMR-MS | Technical Data | IMR-MS |
| Mass range | 7 – 519 amu | Ambient temperature | 20 °C - 35 °C |
| Resolution | ‹ 1 amu | Humidity max. | 80 % (non-condensing) |
| Analysis time | ›= 1 msec/amu | Gas consumption** | 30 – 3,000 ml/min |
| Measuring range* | 10^5 | Gas inlet temperature | 50 °C – 190 °C adjustable |
| Response time* | T90 ‹ 20 msec | Gas inlet pressure** | 0.75 – 2 bar(a) |
| Lower detection limit* | 0.4 ppt | Power | 230 V/50 Hz or 115 V/60 Hz 1000 W |
| Concentration drift | ‹ ± 5 % over 24 h | Dimension (WxHxD) | 534 x 806 x 639 mm |
| Reproducibility | ‹ ± 3 % | Weight | 100 kg |
| Accuracy | ‹ ± 2 % |
* depending on the components measured, system setup and the settings
** depending on the type of gas inlet System
Reference Customers (excerpt)
