Gas Detector
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Showing 1861–1890 of 2998 results
| Brand | LGR |
|---|---|
| Origin | USA |
| Model | FGGA |
| Type | Off-Axis Integrated Cavity Output Spectroscopy (Off-Axis ICOS) Analyzer |
| Detection Targets | CH₄, CO₂, H₂O |
| Repeatability | CH₄ ≤ 1 ppbv, CO₂ ≤ 0.2 ppmv, H₂O ≤ 100 ppmv |
| Response Time | 0.1 s (with external DSVP pump), 25 s (with internal pump) |
| Mirror Reflectivity | >99.999% |
| Accuracy | <1% of reading |
| Measurement Ranges | CH₄: 0.1–10,000 ppmv (standard), down to 0.005 ppmv (optional) |
| CO₂ | 200–20,000 ppmv (standard), up to 20,000 ppmv (optional) |
| H₂O | 7,000–80,000 ppmv (standard), 1,500–80,000 ppmv (optional) |
| Effective Optical Path Length | ~2.5 km (typical, based on 25 cm cavity with 99.999% mirrors) |
| Data Storage | 40 GB internal SSD |
| Display | 12.1" color TFT (desktop only) |
| Sample Temperature Range | 0 °C |
| Operating Temperature | 5–40 °C |
| Operating Humidity | 0–98% RH (non-condensing) |
| Gas Inlet Fittings | 1/4", 3/8", or 1/2" Swagelok® |
| Power | 115/230 VAC, 50/60 Hz, 90 W (DC conversion supported) |
| Dimensions (Desktop) | 25 × 96 × 35 cm |
| Dimensions (Portable) | 22 × 48 × 61 cm |
| Weight | 30 kg (desktop), ~18 kg (portable) |
| Origin | USA |
|---|---|
| Manufacturer | Los Gatos Research |
| Type | OA-ICOS-based Ambient NO₂ Monitor |
| Models | 907-0009 (Rack-Mount Standard), 908-0009 (Benchtop Standard), 911-0009 (Enhanced Performance Rack-Mount) |
| Detection Limit | 0.05 ppb (1σ, 60 s) |
| Precision | 50 ppt (1σ, 1 s) |
| Response Time (Cavity Flush) | 10 s (Internal Pump) / 1 s (Optional External Vacuum Pump) |
| Drift | ≤50 ppt (24 h, EP model, STP, 15-min avg) |
| Measurement Range | 0.01–1000 ppb (full-spec) |
| Optional Extended Range | 0–3000 ppb |
| Linearity | Full-scale linear |
| Zero Calibration | Auto-zero via metal oxide scrubber (no zero gas required) |
| Sample Temp. | 0–50 °C |
| Operating Temp. | 5–45 °C |
| Humidity | 0–100% RH (non-condensing) |
| Power | 115/230 VAC, 50/60 Hz, 100 W (Std) / 150 W (EP) |
| Dimensions & Weight | Benchtop Std: 25.4 × 96.5 × 35.6 cm, 27 kg |
| Rack Std | 22.2 × 48.3 × 61 cm, 27 kg |
| Rack EP | 35.6 × 48.3 × 61 cm, 40 kg |
| Outputs | RS-232, Analog (0–10 V / 4–20 mA), Ethernet, USB |
| Internal Data Storage | Linux-based embedded computer with HDD logging |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model Numbers | 907-0028, 914-0028 |
| Pricing | Upon Request |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Models | 907-0037 (Standard Rackmount), 911-0037 (Enhanced Precision), 915-0037 (Ultra-Portable) |
| Repeatability (1σ) | 2 ppb (1 s), 0.2 ppb (100 s) |
| Max Drift (EP, 15-min avg, STP, 24 h) | 1 ppb |
| Measurement Range (full spec compliance) | 0.2–2000 ppb |
| Optional Range | 0–30 ppm |
| Measurement Rate | 0.01–1 Hz (flow response <10 s requires optional external pump) |
| Sample Temp | 0–50 °C |
| Operating Temp | 0–45 °C |
| Humidity | 0–100% RH (non-condensing) |
| Outputs | RS-232, Analog, Ethernet, USB |
| Power | 115/230 VAC, 50/60 Hz or 12 VDC |
| Power Consumption | 100 W (Standard), 150 W (EP), 70 W (Ultra-Portable) |
| Dimensions & Weight | Standard: 22.2 × 48.3 × 61 cm, 29 kg |
| EP | 35.6 × 48.3 × 61 cm, 40 kg |
| Ultra-Portable | 17.8 × 47 × 35.6 cm, 19 kg |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Models | 908-0016 (Benchtop), 907-0016 (Rackmount Standard), 911-0016 (Rackmount EP), 915-0016 (Ultra-Portable) |
| Power | 115/230 VAC, 50/60 Hz, 120 W (Standard) / 150 W (EP) |
| Dimensions & Weight | Benchtop: 25.4 × 96.5 × 35.6 cm, 29.5 kg |
| Rackmount Standard | 22.2 × 48.3 × 61 cm, 29.5 kg |
| Rackmount EP | 35.6 × 48.3 × 61 cm, 40.5 kg |
| Ultra-Portable | 17.8 × 47 × 35.6 cm, 19 kg |
| Measurement Range (NH₃) | 1–10,000 ppb (full-spec) |
| H₂O Range | 0–60,000 ppm (non-condensing) |
| Precision (1σ) | 0.6 ppb (10 s), 0.2 ppb (100 s), 0.12 ppb (300 s) |
| Max Drift (EP, 24 h, STP) | 0.2 ppb |
| Temp. Control Stability (EP) | ±0.003 °C |
| Pressure Control Stability (EP) | ±0.001 torr |
| Sampling Rate | 0.01–1 Hz (user-selectable) |
| Operating Temp. | 5–45 °C (Standard), 0–45 °C (EP) |
| Sample Temp. | 0–50 °C |
| Humidity | 0–100% RH (non-condensing) |
| Outputs | RS-232, Analog, Ethernet, USB |
| Detection Principle | Off-Axis Integrated Cavity Output Spectroscopy (OA-ICOS) |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | 915-0011 |
| Response Time | 1 s |
| Repeatability | CH₄ < 0.25 ppb (100 s), CO₂ < 40 ppb (100 s), H₂O < 15 ppm (100 s) |
| Measurement Principle | Cavity Ring-Down Spectroscopy (CRDS) |
| Form Factor | Portable |
| Power Consumption | 60 W (DC), 66 W (AC) |
| Dimensions | 17.8 cm H × 47 cm W × 35.6 cm D |
| Weight | 15 kg |
| Operating Temperature | 5–45 °C |
| Sample Temperature Range | −10–50 °C |
| Relative Humidity | 0–100% RH (non-condensing) |
| Detection Limits (1σ, 100 s) | CH₄: 0.25 ppb, CO₂: 40 ppb, H₂O: 15 ppm |
| Full-Scale Linear Range | CH₄: 0.01–100 ppm (extendable to 10% vol), CO₂: 1–20,000 ppm, H₂O: 500–70,000 ppm (0–100% RH) |
| Data Output | RS-232, Analog, Ethernet, USB |
| Accuracy | <1% uncertainty (uncalibrated, 10–35 °C) |
| Sampling Rate | 0.01–1 Hz |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | LH-270 |
| Pricing | Available Upon Request |
| Dust Sampling Flow Rate | 10–100 L/min (0.1 L/min resolution, ±2% accuracy) |
| Sampling Duration | 00:00–99:59 h:min (1 min resolution, ±1 s deviation within 20 min) |
| Sampling Cycles | 0–99 programmable |
| Pre-sampler Temperature | −30 to 99 °C (0.1 °C resolution, ±1.0 °C accuracy) |
| Pre-sampler Pressure | −30 to 0 kPa (0.01 kPa resolution, ±2.5% accuracy) |
| Ambient Atmospheric Pressure | 50–130 kPa (0.01 kPa resolution, ±500 Pa accuracy) |
| Built-in Heater Range | 15–30 °C (0.1 °C resolution, ±2.0 °C accuracy) |
| Load Capacity | ≥20 kPa at 50 L/min (flow stability ≤2% over 6 h) |
| Inlet Cut-point | Da₅₀ = (100 ± 1) µm, geometric standard deviation δg = 1.5 |
| Inlet Velocity | 0.3 m/s |
| Effective Filter Diameter | Φ80 mm |
| Inlet Thread | M27×1.5 |
| Inlet Width Tolerance | ≤±2.0% |
| Origin | Canada |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | LH-3S |
| Instrument Type | Portable |
| Measurement Ranges | 0–100 mg/L and 0–200 mg/L (user-selectable) |
| Limit of Detection | 0.1 mg/L |
| Response Time | ≤1 s |
| Zero Drift | ±0.1 mg/L (24 h) |
| Resolution | 0.1 mg/L |
| Principle | Dual-Wavelength UV Absorption (254 nm & 365 nm) |
| Dimensions | 120 × 260 × 206 mm |
| Brand | LI-COR |
|---|---|
| Origin | USA |
| Model | LI-7700 |
| Instrument Type | Online Analyzer |
| Target Gas | Methane (CH₄) |
| Measurement Precision | ±5 ppb |
| Measurement Range | 0–25 µmol/mol at −25 °C |
| Brand | LI-COR |
|---|---|
| Origin | USA |
| Model | LI-7810 |
| Instrument Type | Portable |
| Measurement Principle | Optical Feedback–Cavity Enhanced Absorption Spectroscopy (OF-CEAS) |
| Measurement Frequency | 1 Hz |
| Optical Cavity Volume | 6.41 cm³ |
| Sample Flow Rate | 250 sccm (standard mL/min) |
| Weight | 10.5 kg (including batteries) |
| Dimensions (L×H×W) | 51 × 33 × 18 cm |
| Operating Temperature | −25 °C to +45 °C (non-direct-sunlight ambient) |
| Relative Humidity Range (Operation) | 0–85 % RH (non-condensing, no direct sunlight) |
| Sample Line Humidity Range | 0–99.9 % RH (non-condensing) |
| Pressure Range | 70–110 kPa (high-altitude mode: 50–110 kPa) |
| Connectivity | Ethernet and Wi-Fi (2.4 GHz, IEEE 802.11 a/b/g/n/ac) |
| Power Consumption | 22 W @ 25 °C (steady state) |
| AC Input | 100–240 VAC, 50–60 Hz |
| DC Output | 24 VDC |
| Battery Runtime | ~8 hours with two standard batteries |
| CH₄ Range | 0–100 μmol/mol |
| CH₄ Precision (1σ) | 0.25 ppb (5-sec avg), 0.60 ppb (1-sec avg) |
| CH₄ Drift | <1 ppb per 24 h |
| CO₂ Range | 0–10,000 μmol/mol |
| CO₂ Precision (1σ) | 1.5 μmol/mol (5-sec avg), 3.5 μmol/mol (1-sec avg) |
| H₂O Range | 0–60,000 μmol/mol |
| H₂O Precision (1σ) | 20 μmol/mol (5-sec avg), 45 μmol/mol (1-sec avg) |
| CH₄ T₉₀ Response Time | ≤2 s (0 → 2 μmol/mol) |
| Brand | LI-COR |
|---|---|
| Origin | Germany |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Import Status | Imported |
| Model | LI-7815 |
| Detection Principle | Optical Feedback–Cavity Enhanced Absorption Spectroscopy (OF-CEAS) |
| CO₂ Range | 0–10,000 μmol/mol |
| H₂O Range | 0–60,000 μmol/mol |
| CO₂ Precision | 0.04 μmol/mol (1σ, 5-s average @ 400 μmol/mol) |
| Max Drift | < 0.2 μmol/mol per 24 h |
| CO₂ Response Time (T₁₀–T₉₀) | ≤2 s (0 → 400 μmol/mol) |
| H₂O Precision | 20 μmol/mol (1σ, 5-s average @ 10,000 μmol/mol) |
| Measurement Frequency | 1 Hz |
| Optical Cavity Volume | 6.41 cm³ |
| Sample Flow Rate | 250 sccm (standard), 70 sccm with low-flow accessory |
| Operating Temperature | −25 °C to +45 °C (non-direct-sunlight conditions) |
| Operating Humidity | 0–85% RH (non-condensing, non-direct-sunlight) |
| Sample Line Humidity | 0–99.9% RH (non-condensing) |
| Pressure Range | 70–110 kPa (extended mode: 50–110 kPa) |
| Power Consumption | 22 W (steady-state @ 25 °C) |
| Weight | 10.5 kg (including internal batteries) |
| Dimensions (L×H×W) | 51 × 33 × 18 cm |
| Connectivity | Ethernet and Wi-Fi (2.4 GHz, IEEE 802.11 a/b/g/n/ac) |
| Data Storage | Internal memory supports ≥3 months of 1-Hz data |
| Brand | LI-COR |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | Imported |
| Model | LI-G2003 Portable CH₄/H₂O Analyzer (PMA) |
| Price | Available Upon Request |
| Detection Principle | Cavity-Enhanced Absorption Spectroscopy (CEAS) |
| CH₄ Sensitivity | < 10 ppb (1σ, 1 s) |
| CH₄ Measurement Range | 0–1 % (10,000 ppm) |
| H₂O Measurement Capability | Yes |
| Form Factor | Handheld / Vehicle-Mountable / UAV-Compatible |
| Weight | 2.3 kg (5.0 lbs) |
| Power Supply | Internal Rechargeable Battery |
| Connectivity | Integrated GPS + Wi-Fi |
| Software | Open-Source, Customizable Firmware & Data Acquisition Suite |
| Calibration Stability | Extended Drift-Free Operation Without Frequent Recalibration |
| Compliance | Designed for Field Deployment in EPA Method 21–adjacent surveys, ASTM D6522-compliant ambient air monitoring, and GHG inventory verification per IPCC Tier 2/3 protocols |
| Brand | LICA |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Product Category | Imported Instrument |
| Model | LI-G2004 Ethylene Oxide Analyzer |
| Pricing | Available Upon Request |
| Measurement Principle | Cavity-Enhanced Absorption Spectroscopy (CEAS) |
| Detection Limit (C₂H₄O) | < 2 ppb (1σ, 1 sec) |
| H₂O Interference Limit | < 200 ppm (1σ, 1 sec) |
| Ethylene Oxide Range | 1 ppb – 1 ppm |
| Water Vapor Range | 500 – 30,000 ppm (non-condensing) |
| Data Output Rate | 1 Hz |
| Response Time | < 1 s (1/e) |
| Sample Flow Rate | 0.5 – 1 SLM |
| Operating Temperature | 0 – 45 °C |
| Operating Humidity | 0 – 98 %RH (non-condensing) |
| Inlet Fitting | ¼" Swagelok |
| Communication Interfaces | RS-232 serial, built-in Wi-Fi, Ethernet (RJ-45), USB-A, HDMI |
| Dimensions | 22" × 9" × 5.5" (56 cm × 23 cm × 14 cm) |
| Weight | 4 kg |
| Power Requirement | 14–36 VDC, 2.5 A |
| Power Consumption | < 30 W |
| Onboard Storage | 30 GB SSD |
| Calibration Method | Remote over Wi-Fi |
| Warranty | 12 months |
| Brand | LICA |
|---|---|
| Model | LI-G3001 |
| Measurement Targets | CH₄, CO₂, H₂O |
| Precision (1σ, 1 s / 10 s) | CH₄ < 2 ppb / < 1 ppb |
| Measurement Ranges | CH₄ 1–200 ppm |
| Operating Temperature | 0–45 °C |
| Operating Humidity | 0–95 %RH (non-condensing) |
| Data Acquisition Rate | ≥1 Hz (1/e response time) |
| Sample Flow Rate | 350 sccm |
| Power Consumption | < 30 W |
| Connectivity | Wi-Fi |
| Onboard Storage | 30 GB |
| Dimensions | 56 × 36 × 19 cm |
| Weight | 8 kg |
| Brand | -- |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Model | LiDAR X3 |
| Quotation | Upon Request |
| Operating Wavelength | 905 nm |
| Brand | Lihero |
|---|---|
| Model | LFAA-2012 (CO₂) |
| Detection Principle | NDIR (Nondispersive Infrared) with Gas Filter Correlation |
| Optical Path | Long-path Absorption Cell |
| Output Interfaces | RS232, TCP/IP, 4–20 mA |
| Configuration | Online Fixed-mount Analyzer |
| Power Supply | Standard AC Input |
| Environmental Rating | Industrial Indoor Use |
| Compliance | Designed for continuous ambient air and stack gas monitoring per EPA Method 405 / ISO 8573-1 (gas purity class reference), supports GLP/GMP data integrity requirements via audit-trail-capable firmware |
| Brand | Lihero |
|---|---|
| Model | LFAMS-2010 |
| Origin | Hunan, China |
| Instrument Type | Online Aerosol Ion Analyzer |
| Sampling Modes | TSP, PM₁₀, PM₂.₅, PM₁ |
| Minimum Time Resolution | 1 hour |
| Anion Targets | SO₄²⁻, NO₃⁻, NO₂⁻, F⁻, Cl⁻ (expandable) |
| Cation Targets | Na⁺, NH₄⁺, K⁺, Mg²⁺, Ca²⁺ (expandable) |
| Absorption Efficiency | ≥99% |
| Detection Principle | Online Steam-Jet Impaction + Liquid Phase Ion Chromatography (IC) |
| Brand | Lihero |
|---|---|
| Model | LFAQMS-2012 |
| Measurement Principle | UV Absorption (SO₂, O₃), Chemiluminescence (NO₂), Non-Dispersive Infrared (CO) |
| Compliance | HJ 654–2013 |
| Output Channels | 8 configurable alarm relay outputs |
| Data Tagging | Embedded validity flags per measurement record |
| Interface Options | RS232/RS485, Ethernet, Modbus TCP, analog 4–20 mA |
| Calibration Mode | Automated zero/span calibration with manual override capability |
| Brand | Lihero |
|---|---|
| Origin | Hunan, China |
| Manufacturer Type | Authorized Distributor |
| Country of Manufacture | China |
| Model | LFAQMS-2015(M) |
| Pricing | Available Upon Request |
| Measurement Parameters | PM₂.₅, PM₁₀, TVOC, CO, NOₓ, SO₂, O₃, H₂S, HCl, Meteorological Five-Parameter (Wind Speed, Wind Direction, Temperature, Humidity, Atmospheric Pressure) |
| Expandable Capabilities | Noise, Radiation |
| Data Transmission | Ethernet / 4G LTE |
| Power Supply | 220 VAC ±10%, with Lightning Protection & Leakage Current Protection |
| Calibration | Automatic Zero Calibration |
| Brand | Lihero |
|---|---|
| Model | LFFTIR-2020 |
| Principle | Fourier Transform Infrared Absorption Spectroscopy |
| Type | Online Continuous Emission Monitoring System |
| Gas Targets | CO₂, CH₄, N₂O, HFCs, PFCs, SF₆, NF₃ |
| Spectral Resolution | ≤0.5 cm⁻¹ |
| Detection Limit | Sub-ppb to low-ppb range (gas-dependent) |
| Response Time | <10 seconds (T₉₀) |
| Operating Environment | −10 °C to 50 °C, 0–95% RH (non-condensing) |
| Compliance | Designed for compliance with EPA Method 320, ISO 14956, and EN 15267-3 frameworks |
| Brand | Lihero |
|---|---|
| Model | LFGCMS-100 VOCs |
| Origin | Hunan, China |
| Instrument Type | Online GC-MS Analyzer |
| Target Analytes | 116 Speciated Volatile Organic Compounds (VOCs) |
| Regulatory Compliance | HJ 1010–2018 (China) |
| Configuration | Integrated GC-MS with Dual-Stage Differential Turbo-Molecular Pump Vacuum System |
| User Interface | Graphical GUI with Bilingual (Chinese/English) Support |
| Intended Use | Continuous Ambient Air VOC Monitoring |
| Brand | Lihero |
|---|---|
| Model | LFGGC-2013 |
| Detection Principle | Flame Ionization Detection (FID) coupled with Preconcentration and Capillary GC Separation |
| Target Analytes | PAMS (57 compounds), Methane, Non-Methane Hydrocarbons (NMHC) |
| Sampling | Automated cryogenic trapping followed by thermal desorption |
| Data Resolution | Real-time chromatographic data acquisition with full-spectrum retention |
| Compliance Framework | Designed for compliance with China’s HJ 1010–2018, HJ 644–2013 |
| Flow Control | Mass Flow Controller (MFC) with ±1% accuracy |
| Data Traceability | Full chromatogram archiving with timestamped metadata and instrument status logging |
| System Architecture | Integrated sampling pretreatment (particulate filtration + Nafion®-based moisture removal), analytical module, and embedded data acquisition & reporting engine |
| Software | Proprietary Lihero VOC-View v3.x with audit trail, user role management, and GLP-compliant data handling |
| Brand | Lihero |
|---|---|
| Model | LFGGC-2013 (NMHC) |
| Instrument Type | Online Gas Chromatograph |
| Detection Principle | Gas Chromatography with Flame Ionization Detection (GC-FID) |
| Sample Handling | Heated Sampling Line (up to 180 °C), Integrated High-Temperature Filter |
| Column Configuration | Dual-Path Separation — Methane-Specific Capillary Column + Custom C₂⁺ Adsorption/Desorption Trap |
| Detector | Imported FID with Auto-Ignition and Flame-Out Recovery |
| Temperature Control Accuracy | ±0.1 °C |
| Pressure Control Resolution | 0.01 psi |
| Response Time | ≤40 s |
| Warm-up Time | ≤30 min |
| Detection Range | Dual-Range (Low/High, Auto-Switching) |
| Carrier Gas | High-Purity Hydrogen (Onboard PEM Electrolytic Generator, Deionized Water Feed) and Zero Air (Integrated Onboard Generator) |
| Display | 5.7″ Capacitive Touchscreen |
| Connectivity | USB 2.0, 10/100 Mbps Ethernet |
| Compliance | Designed for Continuous Emission Monitoring (CEM) in compliance with EPA Method 25A, ISO 10156, and EN 15467 principles |
| Origin | Hunan, China |
| Manufacturer Status | Authorized Distributor |
| Brand | Lihero |
|---|---|
| Origin | Hunan, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | LFGHG-2020 |
| Pricing | Available Upon Request |
| Brand | Lihero |
|---|---|
| Model | LFLDR-2019 |
| Detection Principle | Elastic Backscatter & Polarization Discrimination at 355 nm and 532 nm |
| Laser Pulse Energy | Millijoule-level (≥10 mJ per pulse) |
| Maximum Effective Detection Range | ≥10 km under High-Aerosol-Load Conditions |
| Particle Morphology Discrimination | Spherical vs. Non-spherical (e.g., Dust, Pollen, Soot, Secondary Aerosols) |
| Compliance | Designed for Atmospheric Research & Environmental Monitoring Applications in Accordance with ISO 21508:2020 (Lidar Performance Requirements) and EPA Guidance for Remote Sensing of Particulate Matter |
| Brand | Lihero |
|---|---|
| Model | LFOEC-2018 |
| Measurement Principle | Thermal-Optical Transmittance (TOT) and Thermal-Optical Reflectance (TOR) |
| Compliance | ASTM D7566 Annex C, IMPROVE_A, NIOSH 5040 |
| Detection Range | 0.1–500 µgC/m³ (OC & EC, typical) |
| Sample Medium | Ambient air particulate matter collected on quartz fiber filters |
| Operating Temperature | 10–35 °C |
| Relative Humidity | ≤80% RH (non-condensing) |
| Power Supply | 220 VAC ±10%, 50 Hz |
| Dimensions | 600 × 500 × 700 mm (W×D×H) |
| Weight | ~65 kg |
| Brand | Lihero |
|---|---|
| Model | LFXRF-2019 |
| Measurement Principle | Energy-Dispersive X-ray Fluorescence (ED-XRF) |
| Sample Matrix | PM₂.₅ collected on quartz or Teflon filters |
| Detection Elements | ≥30 elements including Pb, Cr, Cd, As, Cu, Zn, Ni, Mn, Fe, Ca, K, S, Cl, Si, Al, Ti, V, Co, Mo, Sn, Sr, Ba, Rb, Zr, Y, Nb, La, Ce, Nd, Sm |
| Light Element Enhancement | He-purged measurement atmosphere |
| Radiation Safety | Dual-layer lead shielding + interlocked X-ray tube shutdown on door opening |
| Filter Options | 6-position automatic filter wheel |
| Consumables Monitoring | Integrated lifecycle tracking for X-ray tube, detector, and filter tapes |
| Compliance | Meets GB/T 35218–2017, EN 14902:2005, and design-aligned with EPA IO-3.3 and ISO 8778 requirements |
| Power Supply | 220 VAC ±10%, 50/60 Hz |
| Operating Environment | 5–35 °C, 30–80% RH (non-condensing) |
| Brand | Lihero |
|---|---|
| Model | LHFCL-2010 |
| Detection Principle | Optical Scattering (Nephelometry) |
| Measured Parameters | TSP, PM₁₀, PM₂.₅, Wind Speed, Wind Direction, Ambient Temperature, Relative Humidity, Atmospheric Pressure, Rainfall |
| Installation Type | Outdoor Fixed-Station |
| Compliance | Designed to meet Chinese HJ 653–2013 and HJ 93–2013 technical requirements for particulate matter monitoring instruments |
| Data Output | RS485 / 4–20 mA / GPRS / NB-IoT / Ethernet |
| Environmental Rating | IP65 |
| Operating Temperature | −20 °C to +50 °C |
| Power Supply | AC 220 V ±10% or DC 12 V (with solar option) |
| Brand | Lihero |
|---|---|
| Model | LHPM-2012 |
| Origin | Hunan, China |
| Measurement Principle | Beta-ray Absorption (β-ray) |
| Compliance Basis | Equivalent to Gravimetric Method per Chinese National Standards (e.g., HJ 653–2013, HJ 93–2013) |
| PM Fraction Capability | PM₁₀ and PM₂.₅ (with optional size-selective inlets) |
| Operating Autonomy | >90 days unattended |
| Calibration Frequency | Automatic hourly zero/span check |
| Environmental Tolerance | High-humidity operation supported |
| Flow Control | Precision mass flow controller with user-definable setpoint |
| Radiation Source | Low-energy ¹⁴C beta emitter (activity compliant with national regulatory limits for Class V sealed sources) |
| Brand | Linde |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model Series | TO-14A (39-component), TO-14A (43-component), TO-15 (65-component) |
| Certification | NIST-traceable by gravimetric preparation |
| Cylinder Type | Disposable aluminum (Pi-labeled or standard 104 L / 110 L) |
| Pressure | 1,800 psi |
| Stabilization Period | 12 months |
| Available Concentrations | 100 ppb or 1 ppm in high-purity nitrogen |
| Analytical Certificate | Included with unique serial number and full component assay report |