Ion Mobility Spectrometers
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| Brand | G.A.S. |
|---|---|
| Origin | Germany |
| Model | BreathSpec® |
| Sample Introduction | 6-port valve direct injection |
| Sensitivity | sub-ppb (pptv–ppbv range) |
| Spectral Library | Volatile Organic Compounds (VOCs) |
| Ionization Source | ³H beta emitter (300 MBq, exempt per IEC 61017 & GB 18871-2002 Annex A) |
| Drift Voltage Polarity | Switchable positive/negative mode |
| Detection Principle | Coupled Gas Chromatography–Ion Mobility Spectrometry (GC-IMS) |
| Data Acquisition | High-speed ADIO board with X-scale real-time processing |
| Display | 6.4″ TFT VGA screen |
| Connectivity | RS232 / USB-A ×2 / Ethernet (RJ45) |
| Power Input | 100–240 V AC, 50–60 Hz |
| Dimensions | 449 × 375 × 177 mm (W × D × H) |
| Weight | 15.5 kg |
| Enclosure | 19″ rack-mountable chassis, IP20 rated, EMC compliant |
| Cooling | Thermally regulated axial fan (max. 5.5 m³/h) |
| Gas Fittings | 3 mm stainless steel Swagelok® for drift gas, sample inlet/outlet, carrier gas, and IMS exhaust |
| Brand | G.A.S. |
|---|---|
| Origin | Germany |
| Model | FlavourSpec® 25 |
| Sample Introduction | Headspace Auto-sampling |
| Sensitivity | Sub-ppb (without preconcentration) |
| Spectral Output Formats | 2D ion mobility chromatograms, 3D retention time–drift time–intensity plots, and compound-specific fingerprint spectra |
| Brand | LeiCi |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | PXBJ-286F |
| Price | USD 650 (FOB) |
| Sample Introduction Modes | Direct Sampling, Dynamic Headspace Sampling, Field Sampling |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model Series | PXSJ-227L, PXSJ-226T, PXSJ-216F, PXSJ-270F |
| Sample Introduction | Direct immersion |
| Category | Ion Meters (Potentiometric Ion-Selective Electrode Analyzers) |
| Brand | Masa |
|---|---|
| Origin | Slovakia |
| Model | MCCGC-AIMS |
| Sample Introduction | Automated |
| Sensitivity | ppb to ppt |
| Library | VOCs, Explosives |
| Operating Pressure | 600–1200 mbar |
| Drift Gas Flow | 500–1200 mL/min |
| Sample Gas Flow | 2–500 mL/min |
| Drift Field Strength | 200–560 V/cm |
| Polarity | Positive/Negative |
| Ionization Source | Corona Discharge (Non-radioactive) |
| Pre-separation GC | Multi-Capillary Column Gas Chromatograph |
| IMS Temperature Range | 30–140 °C |
| Resolution (FWHM) | 90–100 (N₂/air) |
| Power Supply | 250 V / 24 V |
| Communication | TCP/IP, USB 2.0 |
| Dimensions (mm) | 490 × 390 × 150 |
| Brand | Titan Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | GC-IMS 2000 |
| Pricing | Available Upon Request |
| Brand | Titan Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer | Yes |
| Country of Origin | China |
| Model | GC-IMS 3000 |
| Pricing | Upon Request |