Nitrogen Oxide Analyzer
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| Brand | 2B Technologies |
|---|---|
| Origin | USA |
| Model | Model 405 nm |
| Detection Principle | Direct UV-Vis Absorption at 405 nm |
| Measurement Range (NO₂) | 2 ppb – 10 ppm |
| Measurement Range (NO & NOₓ) | 2 ppb – 2 ppm |
| Resolution | 0.1 ppb |
| Accuracy | ±2 ppb or ±2% of reading |
| LOD (2σ) | 4.0 ppb |
| Flow Rate | ~3 L/min |
| Response Time (100% step) | 20 s (10-s averaging) |
| Operating Temperature | 10–50 °C |
| Power | 11–14 VDC or 120/240 VAC, 24 W |
| Dimensions | 43 × 37 × 14 cm |
| Weight | 8.5 kg |
| Data Outputs | USB, RS-232, 0–2.5 V analog, optional 4–20 mA |
| Internal Memory | 16,333 records |
| DewLine™ Humidity Compensation | Yes |
| Pump Lifetime | 20,000 hours |
| Brand | 2B Technologies |
|---|---|
| Origin | USA |
| Model | 405 |
| Detection Principle | UV Absorption Spectroscopy at 405 nm |
| Measurement Range | 0–10,000 ppb NO₂ |
| Resolution | 0.1 ppb |
| Accuracy | ±2.5 ppb or ±2.5% of reading (whichever is greater) |
| Detection Limit (2σ) | 3.5 ppb (60 s avg) |
| Response Time (100%) | 40 s (20 s avg) |
| Operating Temperature | 10–50 °C |
| Power Supply | 11–14 V DC or 100–240 V AC, 26 W |
| Dimensions | 43 × 37 × 14 cm (17″ × 14.5″ × 5.5″) |
| Weight | 8.4 kg (18.6 lb) |
| Data Output | USB, RS-232, 0–2.5 V analog, 4–20 mA analog |
| Internal Memory | 8,192 records |
| Brand | AnronX |
|---|---|
| Origin | Jiangsu, China |
| Model | AGA800 |
| Measurement Principle | Ultraviolet Differential Optical Absorption Spectroscopy (UV-DOAS) |
| Installation Type | In-situ probe-mounted |
| Response Time | ≤8 s |
| Operating Temperature (Probe) | Up to 400 °C (heated optical path) |
| Target Gases | SO₂, NO, NO₂ (total NOₓ) |
| Calibration | Automated in-situ optical zero/span correction |
| Compliance Context | Designed for continuous emission monitoring systems (CEMS) per HJ 75-2017 & HJ 76-2017 (China), compatible with ISO 12039, EN 15267, and EPA Method 6C/7E requirements |
| Brand | Baoying |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | C800 |
| Price Range | USD 14,000 – 57,000 |
| Brand | CUBIC INSTRUMENTS |
|---|---|
| Origin | Hubei, China |
| Model | Gasboard-3000UV |
| Detection Principle | UV Differential Optical Absorption Spectroscopy (UV-DOAS) |
| Instrument Type | Online Fixed-Mount Analyzer |
| Measurement Channels | Single Channel |
| Measuring Range | NO: 0–4000 ppm |
| NO₂ | 0–400 ppm |
| Response Time | T₉₀ ≤ 30 s |
| Accuracy | ±2% FS |
| Operating Temperature | 5–40 °C |
| Ambient Pressure | 86–106 kPa |
| Relative Humidity | ≤85% RH |
| Output Signals | RS-232 / RS-485 serial interface |
| Power Supply | 220 V ± 10%, 50 Hz ± 1 Hz |
| Display | LCD with local parameter readout |
| Zero Calibration | Integrated zero-air pump for automatic air-based zeroing |
| Brand | ECM |
|---|---|
| Origin | USA |
| Model | NOx5210 |
| Measurement Principle | Electrochemical (Ceramic Zirconia-based Dual-Chamber Sensor) |
| NOx Range | 0–5000 ppm (NTK sensor) |
| Lambda (λ) Range | 0.4–25 |
| AFR Range | 6–364 |
| Equivalence Ratio (Φ) Range | 0.04–2.5 |
| O₂ Range | 0–25% vol |
| NOx Accuracy | ±30 ppm (0–1000 ppm), ±3% FS (remaining range) |
| Lambda Accuracy | ±0.008 at λ=1, ±0.016 (λ=0.8–1.2), ±0.018 (elsewhere) |
| O₂ Accuracy | ±0.4% (0–2% O₂), ±0.8% (elsewhere) |
| Response Time (t₉₀) | 700 ms (NOx, NTK), <150 ms (λ/Φ/AFR/O₂) |
| Operating Temperature | −40 °C to +85 °C |
| Power Supply | 11–28 VDC |
| Dimensions (H×W×D) | 64 × 105 × 165 mm |
| Weight | 676 g (main unit), 244 g (sensor module) |
| Sensor Mounting | M18×1.5 thread |
| Max Cable Length | 100 m (standard 4 m included) |
| Analog Outputs | 6 × 0–5 V (linearized, user-configurable per parameter) |
| Digital Interfaces | CAN 2.0B (user-definable protocol), USB 2.0, RS-232 |
| Fuel Flexibility | Adjustable H:C, O:C, N:C, and H₂ content ratios |
| Optional Features | Dual-channel configuration, pressure compensation module, AC/DC power adapter |
| Origin | Switzerland |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | ECO nCLD63 |
| Price Range | USD 14,000 – 42,000 |
| Origin | Switzerland |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | CLD 80/800 Series |
| Price Range | USD 13,500 – 40,500 |
| Brand | AGC |
|---|---|
| Origin | Switzerland |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Imported |
| Model | ECO Physics nCLD 822 |
| Pricing | Upon Request |
| Brand | AGC |
|---|---|
| Origin | Switzerland |
| Model | ECO Physics nCLD 844 |
| Measurement Principle | Gas-Phase Chemiluminescence Detection |
| Detection Targets | NO, NO₂, NOₓ, NH₃ (via catalytic conversion) |
| Measurement Range | 0.5–500 ppm (4 programmable ranges) |
| Response Time (T90) | < 1 s |
| Minimum Detectable Concentration | 0.025 ppm |
| Sample Flow Rate | 1.2 L/min |
| Reaction Chamber Temperature | Up to 190 °C (heated sample line) |
| Ozone Generator | High-voltage, high-output |
| O₃ Decomposition | Integrated thermal catalytic decomposer (no consumables) |
| Compliance | Designed for EN 14181, ISO 11665, EPA Method 7E, ASTM D5158, and GLP/GMP-aligned data integrity workflows |
| Brand | Eranntex |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | PTM600-N2O |
| Detection Principle | Infrared (IR), Electrochemical (EC), PID, Catalytic Combustion, Thermal Conductivity |
| Detection Range (N₂O) | 0–100 ppm / 0–5000 ppm / 0–100% Vol (IR-based, selectable at order) |
| Resolution | 0.001 ppm (0–10 ppm), 0.01 ppm (0–100 ppm), 0.1 ppm (0–1000 ppm), 0.001% Vol (0–99.999% Vol) |
| Accuracy | ≤±2% FS |
| Response Time (T90) | ≤20 s |
| Recovery Time | ≤30 s |
| Sampling Method | Integrated pump suction (800 mL/min) with particulate/moisture filter |
| Display | 3.5″ color TFT LCD (320×240) |
| Operating Temperature | −40°C to +70°C |
| IP Rating | IP66 |
| Explosion Protection | Exia II CT4 (Intrinsically Safe) |
| Battery | 3.7 VDC, 10800 mAh Li-polymer (rechargeable, with overcharge/overdischarge/short-circuit/thermal protection) |
| Data Storage | Standard 100,000 records |
| Communication | Bluetooth v5.0, USB, RS232 (auto-recognizing) |
| Certifications | CMC (China Metrology Accreditation), GB standard-compliant |
| Brand | Eranntex |
|---|---|
| Model | PTM600-NOX |
| Detection Principle | Electrochemical (standard for NOₓ), optional IR/PID/Catalytic Bead/Thermal Conductivity |
| Detection Range | 0–100 ppm (NOₓ, standard), extendable to 0–5000 ppm or 0–100% Vol |
| Resolution | 0.01 ppm (0–100 ppm), 0.1 ppm (0–1000 ppm), 1 ppm (>1000 ppm) |
| Accuracy | ≤±2% FS |
| Response Time (T90) | ≤20 s |
| Operating Temperature | −40 °C to +70 °C |
| IP Rating | IP66 |
| Intrinsic Safety Certification | Ex ia II C T4 |
| Battery | 10,800 mAh Li-polymer, continuous operation >12 h |
| Display | 3.5″ 320×240 color TFT LCD |
| Data Storage | 100,000 records (expandable via SD/UVC/USB) |
| Communication | Bluetooth v5.0, USB-C, RS232 |
| Pump Flow Rate | 800 mL/min |
| Weight | 2.5 kg |
| Dimensions | 255 × 210 × 125 mm (L×H×W) |
| Brand | FPI |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | AQMS-600 |
| Pricing | Available Upon Request |
| Brand | Honegeagle |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Regional Classification | Domestic (China) |
| Model | HNAG6200-NOX-T |
| Price Range | USD 1,520 – 2,370 |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | APNA-370 |
| Measurement Principle | Dual-Flow Modulated Chemiluminescence Detection (CLD) |
| Range Options | 0–0.1 / 0.2 / 0.5 / 1.0 ppm (standard) |
| LOD | 0.5 ppb (2σ, ≤0.2 ppm range) or 1.0% F.S. (2σ, >0.2 ppm range) |
| Repeatability | ±1.0% F.S. |
| Linearity | ±1.0% F.S. |
| Zero Drift | ±1.0 ppb/day or ±1.0% F.S./day (whichever greater) |
| Span Drift | ±1.0% F.S./day |
| Response Time (T₉₀) | ≤120 s (at minimum range) |
| Sample Flow Rate | ~0.8 L/min |
| Operating Temperature | 5–40 °C |
| Power Supply | 100–240 VAC, 50/60 Hz (configurable) |
| Dimensions | 430 W × 550 D × 221 H mm |
| Weight | ~21 kg |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | GHK2300 |
| Measurement Principle | Non-Dispersive Infrared (NDIR) Absorption |
| Gas Species | NOx (NO + NO₂), SO₂, CO₂, CO, H₂S, O₂, CH₄, N₂O |
| Sample Conditioning | Integrated dual-stage dew point suppression (semiconductor + membrane dryer), heated sampling probe with titanium alloy inner tube, automatic humidity cutoff protection |
| Display | High-brightness color touchscreen (touch + keypad interface) |
| Power Supply | DC 12–26 V / AC 80–260 V (with reverse polarity, overvoltage & overcurrent protection) |
| Battery | Rechargeable Li-ion, ≥4 h continuous operation (host + probe) |
| Data Storage | High-capacity internal memory (minute-level & average data), USB export supported |
| Connectivity | Bluetooth printer standard, optional IoT module for remote telemetry and cloud integration |
| Compliance | JJG968-2002, HJ/T397-2007, HJ629-2011, HJ692-2014, HJ870-2017, HJ/T44-1999, GB/T16157-1996 |
| Brand | ONUEE |
|---|---|
| Origin | Germany |
| Model | CLD-Dual |
| Detection Principle | Chemiluminescence (CLD) |
| Instrument Type | Online Fixed-Station Analyzer |
| Configuration | Dual-Channel (NO + NOₓ simultaneous measurement) |
| Measurement Range | 0–500 ppb (standard), extendable to 0–3000 ppm (FS) |
| Response Time (t₉₀) | ≤1 s (for NO), ≤10 s (t₁₀–t₉₀ for full-scale step) |
| Limit of Detection (LOD) | 0.1 ppb (3σ, typical) |
| Accuracy | ±1 % FS |
| Zero Drift | ≤±1 ppm over 10 h |
| Span Drift | ≤±1 % FS over 10 h |
| Linearity | ±5 ppm or ±1 % of reading (whichever is greater, at FS = 3000 ppm) |
| Operating Temperature | 10–35 °C (non-condensing) |
| Inlet Pressure | 800–1100 mbar |
| Sample Flow Rate | 30–200 mL/min per channel |
| Heater Temperature Range | 70–190 °C |
| Display | 7" resistive touchscreen LCD |
| Interface | Modbus TCP/IP + 4–20 mA analog output |
| Dimensions (L×W×H) | 543 × 485 × 143 mm (19", 3 HU) |
| Weight | ~23 kg |
| Power Supply | 230 V AC, 50–60 Hz |
| Brand | Sabio |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Import Status | Imported |
| Model | 6040 |
| Price | Upon Request |
| Measurement Principle | Chemiluminescence Detection |
| Range | 0–50 ppb to 0–20 ppm (user-selectable) |
| Units | ppm, ppb |
| Display | High-resolution color TFT LCD |
| Interface Options | Touchscreen, front-panel keypad, external keyboard/mouse |
| Data Logging | Internal non-volatile memory with timestamping |
| Communication | Ethernet (TCP/IP), USB 2.0 (host & device), RS-232/485 |
| Analog I/O | 4 channels, configurable voltage output (0.1 V, 1 V, 2 V, 5 V, 10 V) |
| Digital I/O | 8 standard TTL-compatible inputs/outputs |
| Environmental Compensation | Automatic temperature and pressure correction |
| EPA Certification | RFNA-0418-250 |
| Detection Limit | < 0.4 ppb |
| Noise | < 0.2 ppb |
| Zero Drift | < 0.5 ppb/24 hr |
| Accuracy | < 0.5% of full scale |
| Sample Flow Rate | 0.4–0.8 L/min |
| Operating Temperature | 5–45 °C (EPA-specified range) |
| Operating Humidity | 0–90% RH (non-condensing) |
| Power Requirement | 200 W, 100–240 VAC, 50/60 Hz |
| Dimensions (H×W×D) | 133 × 432 × 571.5 mm |
| Weight | 11.3 kg (25 lbs) |
| Protocols | Modbus RTU/TCP, SCPI-compliant command set |
| Brand | Signal |
|---|---|
| Origin | UK |
| Model | AURORA |
| Instrument Type | Online Gas Analyzer |
| Measurement Principle | Paramagnetic Detection |
| Oxygen Range Options | 0–5% O₂, 0–10% O₂, 0–25% O₂ |
| Response Time (T₉₀) | < 2.5 s |
| Resolution | 0.1% O₂ |
| Linearity | ±0.1% O₂ full scale |
| Display | Color TFT Touchscreen Interface |
| Connectivity | Ethernet (Dedicated IP Address), Remote Web-Based Configuration & Diagnostics |
| Power Supply | 100–240 VAC, 50/60 Hz |
| Enclosure Rating | IP65 (Optional for Industrial Installation) |
| Compliance | CE Marked, RoHS Compliant, Designed for ISO 17025 and GLP/GMP Environments |
| Brand | SIGNAL |
|---|---|
| Origin | United Kingdom |
| Model | 4000VM |
| Measurement Principle | Vacuum-heated chemiluminescence detection |
| Output Options | Simultaneous NO/NO₂/NOₓ or switchable NO/NOₓ |
| Range | 0–4 ppm to 0–10 % (auto-ranging) |
| NH₃ Cross-sensitivity | None |
| NO Conversion Source | Carbon-based catalytic converter |
| Zero Reference | Neon lamp (ambient air NO-free calibration) |
| Operating Mode | Vacuum-heated or ambient-temperature non-vacuum (optional) |
| Compliance Ready | ASTM D6522, ISO 7935, EN 14792, US EPA Method 7E |
| Brand | Signal |
|---|---|
| Origin | United Kingdom |
| Model | QUASAR |
| Detection Principle | Heated Vacuum Chemiluminescence |
| Measurement Targets | NO, NO₂, NOₓ (and optionally NH₃) |
| Operating Modes | Continuous Real-Time Monitoring |
| Compliance Standards | EN 14792, US EPA Method 7E |
| Vacuum System | Dry High-Vacuum Pump (standard) or Ambient-Pressure Option |
| Reaction Chamber | Heated (100–150 °C), Moisture-Tolerant |
| Detection Sensitivity | Sub-ppm (≤0.1 ppm) for NOₓ |
| Output | Simultaneous NO, NO₂, and NOₓ concentrations |
| Data Logging | Optional Integrated Color Touchscreen with Internal Storage |
| Software Interface | Windows-based Remote Control & Configuration (VB API Support) |
| Alarm Types | 10 Configurable Fault/Threshold Alarms (e.g., flow deviation, heater failure, EHT drift, calibration timeout, thermocouple fault) |
| Optional Ranges | Trace (0–10 ppm) and High-Range (0–10,000 ppm or 0–10% vol) |
| Sample Compatibility | Wet, hot, corrosive flue gases without pre-conditioning |
| Regulatory Context | Designed for GLP-compliant environmental monitoring and CEMS integration |
| Brand | Thermo Fisher Scientific |
|---|---|
| Origin | USA |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Imported Instrument |
| Models | 42i, 42i-HL, 42i-TLE, 42i-LS |
| Measurement Principle | Chemiluminescence Detection (CLD) |
| Detection Range (42i) | 0–100 ppm / 0–150 mg/m³ |
| Zero Noise (42i) | 0.20 ppb RMS (60 s avg) |
| LOD (42i) | 0.40 ppb (60 s avg) |
| Zero Drift (24 h) | <0.40 ppb |
| Span Drift (24 h) | ±1% of full scale |
| Detection Range (42i-HL) | 0–5000 ppm / 0–7500 mg/m³ |
| Zero Noise (42i-HL) | 25 ppb |
| LOD (42i-HL) | 50 ppb |
| Detection Range (42i-TLE) | 0–1000 ppb / 0–2000 µg/m³ |
| Zero Noise (42i-TLE) | <25 ppt RMS (120 s avg) |
| LOD (42i-TLE) | 50 ppt (120 s avg) |
| Detection Range (42i-LS) | 0–500 ppm / 0–750 µg/m³ |
| Zero Noise (42i-LS) | <0.005 ppm RMS (120 s avg) |
| LOD (42i-LS) | 0.01 ppm (60 s avg) |
| Brand | Thermo Fisher Scientific |
|---|---|
| Origin | USA |
| Manufacturer | Thermo Fisher Scientific |
| Product Line | 42i Series |
| Detection Principle | Chemiluminescence |
| Measurement Range | 0–100 ppm (NO/NO₂/NOₓ) |
| LOD | 0.40 ppb (60-s average) |
| Zero Noise | 0.20 ppb RMS |
| 24-hr Zero Drift | < 0.40 ppb |
| 24-hr Span Drift | ±1% of full scale |
| Response Time | < 5 s |
| Operating Modes | Dual-range, Auto-ranging, NO-only, NOₓ-only, or simultaneous NO/NO₂/NOₓ output |
| Calibration | Independent calibration for NO, NO₂, and NOₓ |
| Environmental Correction | Integrated temperature & pressure compensation |
| Connectivity | Ethernet interface with remote access capability |
| Display | High-resolution LCD with customizable soft keys |
| Data Storage | Flash-based memory with extended capacity |
| Compliance | Designed to meet EPA Performance Specification 1 (PS-1), EN 14211, ISO 7935, and supports GLP/GMP audit trails per FDA 21 CFR Part 11 requirements |
| Brand | Thermo Fisher |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model Series | 46i |
| Pricing | Upon Request |
| Brand | Thermo Fisher |
|---|---|
| Origin | USA |
| Manufacturer | Thermo Fisher Scientific |
| Product Category | Imported |
| Model | 46i Series |
| Price | Upon Request |
| Brand | Thermo Fisher |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | 46i-HL Series |
| Pricing | Available Upon Request |
| Brand | Thermo Fisher |
|---|---|
| Origin | USA |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Origin Category | Imported |
| Model | 46i-HL Series |
| Price | Upon Request |
| Brand | Tianhong |
|---|---|
| Model | TH-2001H |
| Detection Principle | Chemiluminescence (CLD) |
| Measurands | NO, NO₂, NOₓ (total) |
| Display | 7-inch full-touch color LCD |
| Concentration Units | ppb, ppm, µg/m³, mg/m³ |
| Data Logging | 1-year storage at 5-minute intervals |
| Sampling System | Dual-path, time-division single-channel |
| Auto-ranging | Yes |
| Temperature & Pressure Compensation | Integrated |
| Remote Diagnostics & Calibration Support | Yes |
| Alarm Functions | Multi-parameter configurable |
| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Model | TH-2011 Chemiluminescence NOy Analyzer |
| Detection Principle | Gas-phase chemiluminescence (NO + O₃ → NO₂* + O₂) |
| Measured Species | NO, NOz, NOy (via catalytic reduction to NO) |
| Output Interfaces | RS-232, RS-485 |
| Compliance | HJ 654–2013, Q/WYH 01–2013 |
| Operating Mode | Continuous automatic ambient air monitoring |
| Display | Touchscreen with Chinese GUI |
| Design | Modular hardware architecture |
| Data Processing | Digital filtering (MSE-optimized response time & SNR) |
| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Model | TH-2021 |
| Detection Principle | Gas Correlation Infrared Absorption |
| Measurement Range | 0–100 ppm (configurable) |
| Output Units | mg/m³, µg/m³, nmol/mol, µmol/mol, ppm, ppb |
| Display | 7-inch capacitive touchscreen |
| Data Logging | 1 year @ 5-min intervals |
| Auto-ranging | Yes |
| Temperature & Pressure Compensation | Integrated |
| Remote Diagnostics & Calibration Support | Yes |
| Filter Wheel | Dual-channel gas-correlation wheel (N₂O/N₂) |
| Compliance | Meets GB/T 15438–2022, HJ 1047–2019, compatible with EPA Method 6C and ISO 14956 for ambient air monitoring |