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| Brand | MKS |
|---|---|
| Origin | USA |
| Model | MG6030 |
| Instrument Type | Online FTIR Spectrometer |
| Wavenumber Range | 10 ppb to 100% (gas-phase concentration) |
| Spectral Resolution | 0.5–128 cm⁻¹ |
| Scan Speed | 5 scans/sec at 0.5 cm⁻¹ |
| Detector | Liquid-nitrogen-cooled or thermoelectrically cooled MCT (HgCdTe) |
| Optical Path Length | 5.11 m |
| Purge Gas | Dry N₂ or CO₂-free air (dew point < −70 °C), flow rate 0.2 L/min |
| Pressure Sensor | MKS Baratron® capacitance manometer |
| Sample Temperature Range | Ambient to 200 °C |
| Sample Flow Rate | 0.2–10 L/min |
| Sample Pressure Range | 0.01–4 atm |
| Enclosure Material | Nickel-plated aluminum or 316 stainless steel |
| Weight | 50 kg |
| Dimensions | 445 mm (W) × 318 mm (H) × 648 mm (D) |
| Power | 110/220 VAC, 50/60 Hz, 3 A |
| Brand | ONUEE |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | UYI-U800 |
| Response Time | 10–30 s (for CH₄, CO₂, O₂) |
| Explosion Protection Rating | Ex d IIC T6 Gb |
| Enclosure Options | Flameproof (Ex d) or Non-Flameproof Cabinet |
| Measurement Channels | 1–8 configurable sampling points |
| Operating Temperature | −5 °C to +50 °C |
| Power Supply | 220 VAC ±5%, 1 A |
| Display | Industrial-grade capacitive touch screen |
| Output | 4–20 mA analog + RS485 Modbus RTU |
| Flow Rate | 500 mL/min (typical) |
| Filter | Replaceable fiber filter cartridge |
| Weight | ~45 kg |
| Dimensions (standard) | 600 × 600 × 250 mm (W × D × H) |
| Brand | Michell Instruments |
|---|---|
| Origin | United Kingdom |
| Model Series | EA2, DMT143, DMT152 |
| Application | Laboratory & Process-Grade Dew Point Measurement |
| Accuracy | ±2 °Cdp |
| Certifications | ATEX, IECEx, UKCA, cQPSus |
| Sensor Technology | Ceramic Alumina (EA2), Vaisala DRYCAP® Polymer (DMT143/DMT152) |
| Output Options | 4–20 mA, 0–10 V, RS-485 Modbus RTU |
| Electrical Interface | MiniDIN 43650 (EA2), M12 (DMT143/DMT152) |
| Process Connections | 5/8″ UNF, 3/4″ UNF, G 1/2″, KF40 Flange |
| Materials | 316 Stainless Steel Wetted Parts |
| Calibration | NPL/NIST-Traceable Certificate Supplied |
| Typical Response Time | <10 s (t₉₀, DMT143/DMT152) |
| Operating Ambient | −40 to +60 °C |
| IP Rating | IP65 (EA2), IP66 (DMT143/DMT152) |
| Brand | Testa |
|---|---|
| Origin | Germany |
| Model | iFiD NMHC |
| Detection Principle | Flame Ionization Detection (FID) |
| Instrument Type | Online Analyzer |
| Measurement Range | 0–10,000 ppmC₁ (as methane equivalent) |
| Response Time | 1 s (T₉₀) |
| Detector Temperature | 190 °C |
| Filter Temperature | 300 °C |
| Repeatability | ±1% of full scale |
| Zero Drift | ±1% FS over 24 h |
| Warm-up Time | 15 min |
| Analog Output | 0–20 mA / 0–10 V |
| Digital Interface | Ethernet, RS232 |
| Data Storage | USB |
| Remote Access | VNC/PC |
| Power Supply | 100–240 V AC, 50–60 Hz, 350 W |
| Operating Ambient Temperature | 0–45 °C |
| Enclosure Rating | IP40 |
| Dimensions | 19″ Rack, 133 × 482 × 420 mm |
| Weight | 15 kg |
| Fuel Gas | H₂ (Grade 5) or He/H₂ mixture |
| Zero Gas | N₂ or synthetic air |
| Calibration Gas | C₃H₈ |
| Combustion Air | Internally pumped |
| Fuel Consumption | 70 mL/min H₂ or 400 mL/min He/H₂ |
| Calibration Gas Flow | 1 L/min |
| Pressure Compensation Range | −150 to +500 hPa |
| Brand | MCQ |
|---|---|
| Origin | Italy |
| Model | GB15K |
| Inlet Channels | 3 |
| Outlet Channels | 1 |
| Flow Range per Channel | 0–15,000 mL/min |
| Dilution Ratio | 1–1000 |
| Third-Party Software Communication | Yes |
| Compatible Gases | N₂, O₂, CO₂, CH₄, Air, NO, CO, Ar, C₂H₄, C₂H₆, SF₆, C₃H₈, C₄H₁₀, H₂, He, DME (C₂H₆O), N₂O, SO₂ (custom gases available upon consultation) |
| Brand | ONUEE |
|---|---|
| Origin | Germany |
| Model | CONTHOS 3E PMD |
| Measurement Principle | Temperature-Controlled Paramagnetic (Dumbbell-Type) Sensor |
| Response Time | <5 s (gas-flow- and configuration-dependent, configurable integration time) |
| Measuring Ranges | Up to 3 independently configurable, switchable ranges (standard: 0–100% O₂ or 0–25% O₂ |
| min. range | 0–5% O₂ |
| max. range | 0–100% O₂) |
| Detection Limit | <1% of span |
| Repeatability | <±0.03% O₂ |
| Inherent Linearity / Accuracy | ±0.1% O₂ (full scale) |
| Zero Drift | <±0.1% O₂/week |
| Temperature Effect | Zero shift <±0.5% O₂ per 10 K |
| Tilt Sensitivity | Baseline shift of 0.02% O₂ per 1° deviation from horizontal |
| Calibration | Manual 2-point (zero/span) |
| Pressure Compensation | Optional, 800–1200 mbar abs (extendable on request) |
| Interference Compensation | Static and dynamic correction supported (requires proportional selectivity signal for dynamic mode) |
| Operating Detector Temperature | 55 °C |
| Enclosure Rating | IP65 (per EN 60529) |
| Output Interfaces | RS-485 (Modbus RTU), optional digital I/O panel for external range switching and threshold logic |
| Brand | MADUR |
|---|---|
| Origin | Italy |
| Model | NOVO |
| Instrument Type | Portable Flue Gas Analyzer |
| Accuracy | ≤ ±0.5% FS |
| Dimensions | 270 × 93 × 68 mm |
| Weight | 0.9 kg |
| Operating Temperature | +5 °C to +45 °C |
| Storage Temperature | +5 °C to +45 °C |
| Power Supply | Rechargeable Li-ion battery (6–8 h runtime) |
| Display | 7-inch capacitive touchscreen |
| Connectivity | Bluetooth 4.2, USB 2.0 |
| Compliance | EN 50379-1 & EN 50379-2 |
| Sensor Technologies | Electrochemical (O₂, CO, NO, NO₂, SO₂, H₂, H₂S, NH₃), Catalytic Combustion (CxHy), NDIR (CH₄, CO₂) |
| Max Simultaneous Gases | 4 sensor channels (configurable) |
| Brand | Sensors |
|---|---|
| Origin | Germany |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | NGM |
| Price Range | USD 2,600 – 3,900 |
| Brand | Testa |
|---|---|
| Origin | Germany |
| Model | iFiD NMHC mobile |
| Detection Principle | Flame Ionization Detection (FID) |
| Instrument Type | Portable |
| Detection Range | 0–100,000 ppmC₁ |
| Response Time | 1 s (T₉₀) |
| Repeatability | ±1% of full scale |
| Zero Drift | ±1% FS over 24 h |
| Detector Temperature | 190 °C |
| Hot Filter Temperature | 300 °C |
| Preheat Time | 15 min |
| Power Supply | 100–240 V AC, 50–60 Hz, 350 W |
| Operating Temperature | 0–45 °C |
| Enclosure Rating | IP40 |
| Dimensions | 178 × 370 × 420 mm |
| Weight | 12 kg |
| Fuel Gas | H₂ (Grade 5) or He/H₂ mixture |
| Calibration Gases | C₃H₈, CH₄, C₂H₆ |
| Zero Gas | N₂ or synthetic air |
| Burner Air | Built-in pump |
| Fuel Consumption | 30 mL/min (H₂) |
| Calibration Gas Flow | 1 L/min |
| Pressure Compensation Range | −150 to +500 hPa |
| Analog Output | 0–20 mA / 0–10 V |
| Digital Interfaces | Ethernet, RS232 |
| Data Storage | Internal via USB |
| Remote Control | VNC-compatible (PC/iFiD host) |
| Brand | ONUEE |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | UE2040 |
| Instrument Type | Portable |
| Measurement Principle | Tunable Diode Laser Absorption Spectroscopy (TDLAS) |
| Target Gas | CH₄ (Methane) |
| Measurement Range | 0–100 ppm (FS) and 0–40,000 ppm (FS) |
| LOD (2σ) | ≤0.4 ppm (standard), ≤0.15 ppm with 10-s averaging |
| Accuracy (2σ) | ≤0.8 ppm (low range), ≤0.25 ppm/10 s (low range), ≤250 ppm (high range), ≤100 ppm/10 s (high range) |
| Sampling Frequency | 2 Hz |
| Response Time (T90) | ≤1.8 s at 2 L/min |
| Resolution | 0.01 ppm |
| Linearity & Repeatability | Included in accuracy specification |
| Cross-Interference | Application- and gas matrix-dependent |
| Output Signals | RS485, 4–20 mA |
| Operating Temperature | −10 to +65 °C |
| Operating Humidity | 0–99% RH (non-condensing) |
| Operating Pressure | 800–1100 mbar |
| Storage Temperature | −40 to +80 °C |
| Storage Humidity | 0–99% RH (non-condensing) |
| Power Supply | 10–30 VDC |
| Brand | ONUEE |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Models | CS31, CS-1, UE30 |
| Pricing | Available Upon Request |
| Brand | Geotech (UK) |
|---|---|
| Origin | USA |
| Model | G100/G110/G150 |
| Instrument Type | Portable |
| Detection Target | Multi-component (CO₂, optional O₂) |
| CO₂ Range | 0–20% (G100), 0–100% (G110), 0–10,000 ppm (G150) |
| O₂ Range (optional) | 0–100% |
| CO₂ Accuracy | ±1% FS |
| O₂ Accuracy | ±1.0% FS |
| Resolution | 0.1 ppm (for G150) |
| Repeatability | ±1% |
| Response Time (T90) | ≤20 s (CO₂), ≤60 s (O₂) |
| Zero Drift | <5% FS/yr |
| Span Drift | <1% FS/yr |
| Linearity Error | <2% FS |
| Operating Temperature | 0–50 °C |
| Relative Humidity | 0–95% RH (non-condensing) |
| Pressure Range | 800–1200 mbar |
| Display | 128×64 pixel backlit LCD |
| Data Storage | 1,000 readings + 270 event logs (with optional software) |
| Battery | Rechargeable Li-ion, 12 h typical life (8 h with pump active) |
| Weight | 495 g |
| Dimensions | 165 × 100 × 155 mm |
| Enclosure Material | ABS |
| IP Rating | IP40 |
| Flow Rate | 100 mL/min |
| Measurement Principle | Dual-wavelength non-dispersive infrared (NDIR) for CO₂ |
| Calibration | Factory-calibrated at 20 °C, 1000 mbar |
| Brand | ONUEE |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | UE55 |
| Price Range | USD 4,200 – 7,000 (FOB Shenzhen) |
| Linearity Error | < ±2% of Full Scale |
| Repeatability | < ±2% of Full Scale (per year) |
| Response Time (T90) | ~30 s (NDIR channels) |
| Ingress Protection | IP54 / IP65 |
| Brand | ONUEE |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | UE55 |
| Detection Principle | Flame Ionization Detection (FID) |
| Instrument Type | Online Continuous Analyzer |
| Measurement Range | 5 selectable full-scale ranges with auto-ranging capability |
| Response Time (T90) | <1.5 s |
| Brand | Geotech (UK) |
|---|---|
| Origin | USA |
| Manufacturer Status | Authorized Distributor |
| Product Category | Imported |
| Model | EM 5K (GEM 5000) |
| Product Type | Biogas Analyzer |
| Measurement Range | CH₄ 0–100% vol, CO₂ 0–100% vol, O₂ 0–25% vol, CO 0–2000 ppm, H₂S 0–10,000 ppm (configurable), NH₃ 0–1000 ppm, H₂ 0–1000 ppm |
| Resolution | CH₄/CO₂ ±0.5% vol (0–70%/0–60%), O₂ ±1.0% vol (0–25%), CO ±1.0–2.0% FS, H₂S ±1.5–2.0% FS |
| Minimum Measurable Range | As per sensor configuration |
| Response Time (T90) | CH₄/CO₂ ≤10 s, O₂ ≤20 s, H₂S/CO ≤30 s, NH₃/H₂ ≤90 s |
| Operating Principle | Dual-channel NDIR for CH₄/CO₂ |
| Brand | Geotech (UK) |
|---|---|
| Origin | USA |
| Manufacturer Status | Authorized Distributor |
| Origin Category | Imported |
| Model | ES 5K (Biogas 5000) |
| Price Range | USD 6,800 – 13,600 |
| Certification | ATEX II 2G Ex ib IIA T1 Gb |
| Measurement Principle | Dual-Channel NDIR for CH₄/CO₂ |
| Gas Range | CH₄ 0–100% vol, CO₂ 0–100% vol, O₂ 0–25% vol, H₂S 0–50/500/5,000/10,000 ppm, CO 0–500/1,000/2,000 ppm, NH₃ 0–1,000 ppm, H₂ 0–1,000 ppm |
| Accuracy | CH₄ & CO₂ ±0.5% vol (0–70%/0–60%), ±1.5% vol (higher ranges) |
| Response Time (T90) | CH₄/CO₂ ≤10 s, O₂ ≤20 s, H₂S/CO ≤30 s, NH₃/H₂ ≤90 s |
| Battery | Rechargeable NiMH pack, 8 h continuous operation |
| Enclosure Rating | IP65 |
| Operating Temp | −10 to +50 °C |
| Dimensions | 220 × 155 × 60 mm |
| Weight | 1.5 kg |
| Data Storage | 500 measurement sets across 10 user-defined IDs |
| Connectivity | USB 2.0 & Bluetooth 4.2 |
| Pressure Measurement | ±500 mbar (±4 mbar accuracy), atmospheric range 500–1500 mbar (±5 mbar) |
| Temperature Probe Option | −10 to +75 °C (±0.5 °C) |
| Flow Rate | 550 mL/min (pump), fault threshold at −200 mbar, auto-restart at ≈−375 mbar |
| Filter | Replaceable 2.0 µm PTFE hydrophobic membrane |
| Alarm | Configurable visual & audible alerts |
| Language Support | User-selectable UI languages |
| Brand | Ersatec |
|---|---|
| Origin | Germany |
| Model | SmartFID |
| Detection Principle | Flame Ionization Detection (FID) |
| Instrument Type | Portable |
| Typical Configuration | Composite VOC Analyzer |
| Measurement Range | 0–100,000 ppm (as C₃H₈) |
| Resolution | 0.01 ppm |
| Accuracy | ±1.0% of reading |
| Response Time (T₉₀) | 1.5 s |
| Operating Temperature (Gas Path) | Up to 200 °C (optional to 230 °C) |
| Sample Flow Rate | 0.8–1.0 L/min |
| Power Supply | 115–230 VAC, 48–63 Hz, 120–150 W |
| Dimensions | 420 × 470 × 310 mm |
| Weight | 16 kg |
| Fuel Gas | H₂ (Grade 5, hydrocarbon residual <0.5 ppm, 3 bar) or H₂/He mixture |
| Zero Gas | Built-in catalytic hydrocarbon scrubber or carbon filter |
| Analog Outputs | Two user-configurable 0/4–20 mA |
| Digital Outputs | Three programmable relay contacts (250 V AC, 1 A) |
| Data Storage | Internal XML logging, USB export to Excel-compatible format |
| Brand | MCQ |
|---|---|
| Origin | Italy |
| Model | GB 100 |
| Flow Range (per channel) | 0–500 mL/min (standard), 0–200 mL/min (optional) |
| Accuracy | ±1.0% of setpoint (5–100% FS), ±0.2% of full scale (<5% FS) |
| Repeatability | ±0.1% of reading |
| Response Time | 50 ms per channel |
| Total Mixed Flow | Up to 1.5 L/min |
| Channels | 3 inlet, 1 outlet |
| Operating Pressure | ≤25 psi |
| Power Supply | 16–36 VDC, min. 1.5 A |
| Operating Temperature | 0–50 °C |
| Gas Compatibility | N₂, O₂, CO₂, CH₄, Air, NO, CO, Ar, C₂H₄, C₂H₆, C₃H₈, C₄H₁₀ (H₂ not supported) |
| Certifications | CE, TÜV, cTÜVus |
| Interface | USB PC connection, LED front-panel display |
| Software | Dedicated gas mixing control software (Windows-based), no third-party API support for GB100 variant |
| Brand | Testa |
|---|---|
| Origin | Germany |
| Model | iFiD mobile |
| Detection Principle | Flame Ionization Detection (FID) |
| Instrument Type | Portable |
| Measurement Range | 0–30,000 ppmC₁ |
| Response Time | 1 s (T₉₀) |
| Repeatability | ±1% of full scale |
| Zero Drift | ±1% FS over 24 h |
| Detector Temperature | 190 °C |
| Hot Filter Temperature | 300 °C |
| Warm-up Time | 15 min |
| Power Supply | 100–240 V AC, 50–60 Hz, 350 W |
| Operating Temperature | 0–45 °C |
| Enclosure Rating | IP40 |
| Dimensions | 178 × 370 × 420 mm |
| Weight | 12 kg |
| Fuel Gas | H₂ (Grade 5) or He/H₂ mixture |
| Burner Air | Built-in pump, flow-controlled |
| Calibration Gases | C₃H₈, CH₄, C₂H₆ |
| Zero Gas | N₂ or synthetic air |
| Sample Flow Control | Internal pressure compensation (−150 to +500 hPa) |
| Analog Output | 0–20 mA / 0–10 V |
| Digital Interface | Ethernet, RS232 |
| Data Storage | USB flash drive |
| Remote Access | VNC-compatible |
| Optional | Integrated zero-air generator, thermal desorption cleaning cycle |
| Brand | ONUEE |
|---|---|
| Origin | France |
| Model | EMIR-PAS |
| Instrument Type | Tunable Quantum Cascade Laser-Based Mid-IR Photoacoustic Spectrometer |
| Detection Principle | Laser Photoacoustic Spectroscopy (LPAS) |
| Key Gases | H₂O, NO, NO₂, CO, CO₂, NH₃, CH₄, N₂O, SF₆ |
| Detection Limit | Sub-ppm (gas-dependent) |
| Accuracy | <1% of reading or LOD |
| Repeatability | <1% of reading or LOD |
| Response Time (T90) | Typically <5 s |
| Measurement Frequency | Up to 10 Hz |
| Sample Flow Rate | <80 mL/min |
| Cell Volume | 1 mL |
| Operating Pressure | 0.5–2 bar.a (requires integrated pressure sensor) |
| Power Supply | 24 V DC, ~10 W |
| Communication | RS485, Modbus RTU |
| Dimensions | 115 × 170 × 108 mm |
| Weight | <2 kg |
| Environmental Operating Range | 10–30 °C, 0–95% RH (non-condensing) |
| Compliance | Designed for industrial integration in EPA-, ISO-, and IEC-compliant monitoring systems |
| Brand | ONUEE |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | UYI-U700 |
| Linear Error | ≤±1% FS |
| Span Drift | ≤±1% FS |
| Response Time | ≤20 s (field-dependent) |
| Measurement Principle | TDLAS |
| Measurable Gases | CH₄, CO₂, CO, NH₃, H₂S, HF |
| Concentration Range | ppm to % vol |
| Accuracy | ≤±1% FS |
| Calibration Interval | ≤2 times/year |
| Power Supply | 220 VAC |
| Output Signals | 4–20 mA or RS485 |
| Operating Temperature | −20 °C to +60 °C |
| Sample Flow Rate | 20–30 L/h |
| Enclosure Dimensions | 500 × 500 × 200 mm (typical) |
| Compliance | Designed for industrial process environments requiring continuous emission monitoring and safety-critical gas detection |
| Brand | ONUEE |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | UE242B |
| Price Range | USD 4,200–7,000 (FOB) |
| Repeatability | nC6, nC4+nC5 channels < 0.1 mol% |
| HHV, LHV & Wobbe Index (WI) | < 0.3% of reading or < 0.15 MJ/m³ (whichever is greater) |
| Specific Gravity | < 0.06% of reading |
| Explosion Protection | Ex d IIC T6 Gb |
| Brand | MCQ |
|---|---|
| Origin | Italy |
| Model | GB6000 |
| Input Channels | 6 |
| Output Channels | 1 |
| Flow Range per Channel | 0–5000 mL/min |
| Dilution Ratio | 1:1 to 1:1000 |
| Gas Compatibility | N₂, O₂, CO₂, CH₄, Air, NO, CO, Ar, C₂H₄, C₂H₆, SF₆, C₃H₈, C₄H₁₀, H₂, He, DME (C₂H₆O), N₂O, SO₂, and other custom gases upon consultation |
| Third-Party Software Integration | Yes |
| Certification Status | CE-marked, compliant with ISO/IEC 17025 traceability requirements for gas standard generation |
| Brand | ONUEE |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | UE2030 |
| Pricing | Available Upon Request |
| Measurement Principle | Tunable Diode Laser Absorption Spectroscopy (TDLAS) |
| Application Sector | Environmental Monitoring |
| Detection Gases | CH₄ (0–100 ppm), CO₂ (0–2000 ppm), CO, N₂O, H₂O |
| Accuracy | CH₄ ±0.3 ppm |
| Response Time | <1 s |
| Zero Noise | CH₄ 0.15 ppm |
| Precision at 80% Full Scale | CH₄ 0.3 ppm |
| Measurement Uncertainty | ±3% of reading |
| LOD | CH₄ 10 ppb |
| Output Interface | RS485 |
| Power Supply | DC 12 V |
| Operating Temperature | −30 °C to +60 °C |
| Relative Humidity | <95% RH (at +25 °C) |
| Ambient Pressure Range | 80–116 kPa |
| Dimensions | 25 cm × 53 cm × 54 cm |
| Net Weight | 5 kg |
| Enclosure | 2U Rack-Mountable Chassis |
| Internal Sampling | Integrated diaphragm pump with particulate filter and moisture trap |
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