Gas Detector
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| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | BCNX-YY08 |
| Price Range | USD 0.14–714 (FOB) |
| Detection Principle | Multi-Parameter Integrated Sensing (Optical Scattering + Semiconductor/PID for NMHC + Dedicated Oil Mist Transduction) |
| Mobility | Fixed Online Installation |
| Application Domain | Commercial Food Service Establishments (Restaurants, Canteens, Street Food Hubs) |
| Oil Mist Measurement Range | 0–30,000 µg/m³ |
| Accuracy | ±10% of reading (vs. reference gravimetric method) |
| Zero Drift | ≤±0.5 mg/m³ over 1 h |
| Relative Error vs. Reference Method | ≤±20% (per HJ 629–2011 & DB11/1488–2018) |
| Linearity Error | ≤10% |
| Insulation Resistance | ≥20 MΩ |
| Withstand Voltage | No arcing or dielectric breakdown at rated test voltage |
| Sampling Cycle | 60 s |
| Operating Voltage | 220 VAC ±10% |
| Power Consumption | 8 W |
| Operating Temperature | 0–70 °C |
| Operating Humidity | 5–95% RH (non-condensing) |
| Probe Dimensions | Ø24 × 248 mm (installation bore: Ø25–26 mm) |
| PM Measurement | Optical scattering principle |
| Resolution | 1 µg/m³ |
| Range | 0–20 mg/m³ (configurable variants: 0–10 mg/m³ or 0–2000 mg/m³) |
| NMHC Measurement | Dual-mode selectable — Metal Oxide Semiconductor (MOS) or Photoionization Detector (PID) |
| Range | 0–30 ppm or 0–1000 ppm |
| Resolution | 0.1 ppm (PID), 1 ppm (MOS) |
| Control Outputs | 4-channel dry-contact relay interface for fan/purifier status monitoring and remote switching |
| Overcurrent Protection | Automatic cut-off after 6 s if load current exceeds threshold |
| Data Reporting Interval | User-configurable (1–3600 s) |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | BCNX-YY08 |
| Price Range | USD 0.14–714 (FOB) |
| Detection Principle | Multi-Parameter Integrated Sensing (Optical Scattering + Semiconductor/PID for NMHC + Dedicated Oil Mist Transduction) |
| Mobility | Fixed Online Installation |
| Application Domain | Commercial Food Service Establishments (Restaurants, Canteens, Street Food Hubs) |
| Brand | BCT |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Region Category | Domestic (China) |
| Model | 970S |
| Pricing | Available Upon Request |
| Brand | BCT |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | BCT 970IC |
| Pricing | Available Upon Request |
| Brand | BCT |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Origin | Domestic (China) |
| Model | BCT-970D |
| Pricing | Upon Request |
| Brand | BCT |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Origin | Domestic (China) |
| Model | BCT-970P |
| Pricing | Available Upon Request |
| Brand | BCT |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | ODS 620 |
| Instrument Type | Conventional Positive-Pressure Gas Sampler |
| Operating Pressure Range | Up to 0.7 MPa (101.5 psi) for high-pressure sampling |
| Pump Construction | All-metal diaphragm pump (O-ring–free fluid path) |
| Power Supply | Rechargeable lithium-ion battery pack |
| Continuous Operation | Up to 8 hours per charge |
| Dual-Port Sampling Capability | Yes, for parallel or comparative sampling via dual-inlet exchange canister |
| Purge/Flush Mode | Vacuum evacuation and pressurized purge cycles |
| Exchange Cycle Time | < 60 seconds per cycle |
| Compliance | Designed for EPA TO-14A/TO-15-compliant volatile organic compound (VOC) sampling workflows |
| Brand | BCT |
|---|---|
| Origin | Italy |
| Manufacturer Type | Manufacturer |
| Origin Category | Imported |
| Model | BCT QB-D |
| Instrument Type | Flue Gas Sampler |
| Sample Type | Flue Gas |
| Flow Accuracy | ±0.1% |
| Sampling Flow Rate | 5 mL/s |
| Flue Gas Velocity | 1 m/s |
| Moisture Content | 5% |
| Brand | BCT |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | RS1200 |
| Instrument Type | Conventional Gas Sampler |
| Instrument Configuration | Dual-Channel Gas Sampler |
| Flow Range | 0–3.0 L/min |
| Maximum Vacuum Pressure | < 0 Pa (i.e., capable of generating vacuum) |
| Flow Stability | ≤ ±2% over 1 h |
| Flowmeter Accuracy | ±2% FS |
| Service Life at Max Flow & Backpressure | ≥ 5000 h |
| Continuous Operation Duration at Max Flow & Backpressure | 1–24 h with flow deviation ≤ ±2% |
| Brand | BCT |
|---|---|
| Origin | Italy |
| Manufacturer Type | Manufacturer |
| Origin Category | Imported |
| Model | BCT SF PU |
| Instrument Type | Flue Gas and Particulate Sampler |
| Target Analytes | Heavy Metals, Polycyclic Aromatic Hydrocarbons (PAHs), Polychlorinated Dibenzo-p-dioxins and Dibenzofurans (PCDD/PCDF) |
| Flow Accuracy | ±1% |
| Sampling Flow Rate | 4.5–8.5 m³/h |
| Flue Gas Velocity Range | 100–500 L/min |
| Moisture Content Tolerance | 10% |
| Brand | BCT |
|---|---|
| Origin | Italy |
| Manufacturer Type | Manufacturer |
| Origin Category | Imported |
| Model | BCT SG5 |
| Instrument Type | Flue Gas and Particulate Sampler |
| Sample Type | Flue Gas |
| Flow Accuracy | ±2% |
| Sampling Flow Rate | 5–60 L/min |
| Flue Gas Velocity Range | 0.4–6.0 m³/h |
| Moisture Content Detection Limit | 0.1% |
| Brand | BCT |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | TM 1400D |
| Instrument Type | 24-Hour Constant-Temperature Constant-Flow Gas Sampler |
| Instrument Architecture | 4-Channel Remote-Controlled Gas Sampler |
| Flow Range | 0.12–400 mL/min |
| Vacuum Pressure Capacity | ≥500 Pa |
| Flow Stability (24 h) | ≤±1% |
| Flowmeter Accuracy | ±1.5% |
| Service Life at Max Flow & Backpressure | ≥5000 h |
| Continuous Operation Duration at Max Flow & Backpressure | 10 min–2 h |
| Brand | Beifen Sanpu |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | BS-H2 |
| Instrument Type | Conventional Gas Sampler |
| Instrument Configuration | Dual-Channel Gas Sampler |
| Flow Range | 0–1000 mL/min |
| Maximum Vacuum Pressure | 26 kPa |
| Flow Stability | ±1% |
| Flowmeter Accuracy | ±2.5% |
| Service Life at Max Flow & Backpressure | 5000 h |
| Continuous Operation Time at Max Flow & Backpressure | 8 h |
| Standard Flow Range (for Compliance) | 100–500 sccm (0 °C / 101.3 kPa or 20 °C / 101.3 kPa) |
| Flow Repeatability | ±2% |
| Timing Accuracy | ≤±0.2% |
| Dimensions (L×W×H) | 26×20×16 cm |
| Weight | 3.65 kg |
| Battery | Rechargeable Li-ion, 14.8 V / 7800 mAh |
| Charging Time | <10 h (auto-cutoff with LED indicator) |
| Operating Temperature | −5 to +45 °C |
| Battery Runtime | ≥6 h |
| Brand | Beifen Sanpu |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | Domestic (China) |
| Model | CY-1A |
| Power Supply | DC 9 V |
| Measurement Range | 0–2.5 mg/L |
| Resolution | 0.01 mg/L |
| Repeatability | ≤2% |
| Accuracy | ±5% FS ±1 digit |
| Light Source | Stable LED with auto-control circuit (20-year lifetime) |
| Display | LCD digital display |
| Calibration | Built-in 5-point auto-calibration curve with non-linear correction and data smoothing |
| Data Retention | Non-volatile memory with power-loss protection |
| Battery | Rechargeable lithium battery (2 h charge → 4 h continuous operation) |
| Compliance | GB/T 5750.11–2006 “Standard Methods for Examination of Drinking Water – Disinfectants and Disinfection By-products” |
| Brand | Beifen Sanpu |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Origin | Domestic (China) |
| Model | CYX-21 |
| Instrument Type | Portable |
| Typical Configuration | TVOC Sampling Support System |
| Sampling Capacity | 21 positions |
| Dimensions (L×W×H) | 350 × 250 × 450 mm |
| Internal Lining | Dual-layer high-density sponge insert |
| Compatible Vessel Types | Glass absorption tubes, adsorption tubes (e.g., activated carbon, silica gel), bubblers (small/large bubble, U-shaped porous plate), impingers, Menger flasks, and stack sampling bottles |
| Brand | Beifen Sanpu |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Portable GC System |
| Detection Principle | Flame Ionization Detection (FID) with Dual-Packed Column Configuration (Total Hydrocarbons Column + Methane-Specific Column) |
| Compliance Standards | HJ 38–2017, HJ 604–2017 |
| Temperature Control Range | Ambient +5°C to 400°C |
| Temperature Accuracy | ±0.1°C |
| Programmed Temperature Ramping | 6-Stage |
| Dimensions | 555 × 525 × 485 mm |
| Weight | ~52 kg |
| Brand | Beifen Sanpu |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | JF-2021B |
| Instrument Type | General-Purpose Gas Sampler |
| Configuration | Dual-Channel Air Sampler |
| Flow Range | 0.1–2.0 L/min |
| Maximum Vacuum Pressure | 60–120 kPa |
| Flow Stability | ±2.0% |
| Flowmeter Accuracy | ±2.0% |
| Service Life Under Max Flow & Backpressure | >5,000 h |
| Continuous Operation Time at Max Flow & Backpressure | >8 h |
| Brand | Beifen Sanpu |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | JF-2040 |
| Instrument Type | 24-Hour Temperature- and Flow-Controlled Air Sampler |
| Instrument Configuration | Quad-Channel Gas Sampler |
| Flow Range | 0.1–2.0 L/min |
| Maximum Vacuum Pressure | 70–130 kPa |
| Flow Stability | ±2.0% |
| Flowmeter Accuracy | ±2.0% |
| Service Life Under Max Flow & Backpressure | >5,000 h |
| Continuous Operation Time at Max Flow & Backpressure | >8 h |
| Delay Time Range | 1 min–99 h 59 min |
| Sampling Time Range | 1 min–99 h 59 min |
| Interval Time Range | 1 min–99 h 59 min |
| Programmable Sampling Cycles | 1–99 |
| Pre-Filter Pressure Range | −20–0 kPa |
| Ambient Pressure Range | 70–130 kPa |
| Temperature Control Range | 15–30 °C |
| Operating Temperature Range | −30 to +50 °C |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Internal Li-ion Battery | 8.4 V / 15 Ah |
| Battery Runtime | >15 h |
| Noise Level | <55 dB(A) |
| Dimensions | 330 × 280 × 230 mm |
| Weight | ~5.2 kg |
| Brand | Beijing Baoyun (BJBY) |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | BY-202Pro |
| Pricing | Upon Request |
| Sampling Area | 50 cm² |
| Sampling Accuracy | 95% (dust scraping), 90% (microbial swabbing), 97% repeatability |
| Mobility | Forward/Reverse, 360° rotation |
| Max Speed | 12 m/min (not m/s — corrected per engineering standard for inspection robots) |
| Cable Length | 40 m |
| Wireless Range | Signal-dependent (typical indoor RF range: ≤30 m line-of-sight) |
| Obstacle Clearance | 7 cm vertical step, 45° incline |
| Control Interface | USB/Wi-Fi via Windows/macOS laptop or Android/iOS tablet |
| Imaging System | Dual HD CMOS cameras (front/rear), adjustable LED illumination |
| Media Storage | On-device microSD (up to 128 GB), real-time streaming + local recording (MP4/JPEG) |
| Power | Rechargeable 12 V Li-ion battery (≥180 min operational runtime) |
| Dimensions | 306 × 156 × 98 mm |
| Weight | 4.0 kg |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Product Origin | Domestic (China) |
| Model | Beilao-20 |
| Price | USD 570 (approx.) |
| Brand | Bertin |
|---|---|
| Origin | France |
| Model | Coriolis C |
| Sampling Principle | Dynamic Cyclonic Separation |
| Flow Rate | 50 LPM |
| Flow Accuracy | ±2% |
| Maximum Sampling Duration | 8 h |
| Operating Temperature | 5–45 °C |
| Operating Relative Humidity | 10–90% RH |
| Collection Size Range | 0.5–10 µm |
| Dimensions | 255 × 135 × 130 mm |
| Weight | 1.4 kg |
| Sample Output Format | Dry Concentrate in Collection Liquid (e.g., PBS, TE Buffer) |
| Brand | Bertin |
|---|---|
| Origin | France |
| Model | Coriolis+ |
| Sampling Principle | Wet-wall cyclonic separation |
| Flow Rate Range | 100–300 L/min (adjustable in 50 L/min increments) |
| Sampling Duration | 1–10 min standard |
| Collection Volume | 10–15 mL (fixed at 15 mL for consistency) |
| Cut-Off Diameter (d₅₀) | ≈0.5 µm |
| Biological Collection Efficiency | 78% for *Staphylococcus epidermidis* ATCC 14990 |
| Power Supply | Internal rechargeable Li-ion battery (≈2 h runtime) |
| Dimensions | 22 × 33 × 36 cm |
| Weight | 2.8 kg (unit only) |
| Certification | ISO 14698-1 validated (UK HPA), CE, UL, CEM |
| Decontamination | Hydrogen peroxide (H₂O₂)-compatible |
| Brand | Bettair |
|---|---|
| Origin | Spain |
| Model | NODE MK2 |
| Pollutants Measured | NO, NO₂, SO₂, CO, O₃, H₂S, VOC, NH₃, CO₂, PM₁₀, PM₂.₅, PM₁, Noise, Temperature, Relative Humidity, Atmospheric Pressure |
| Enclosure Rating | IP65 (main unit), IP54 (sensor module) |
| Power Supply | 6–30 V DC or 110–220 V AC / 50–60 Hz |
| Avg. Power Consumption | 0.8 W |
| UPS Backup | 7.2 V / 7 Ah Li-ion (5-day autonomy) |
| Communication | LTE Cat 1 (4G), LoRaWAN (868/915 MHz), Ethernet 10/100 Mbps |
| Operating Temperature | −40 to +85 °C |
| Operating RH | 0–100% (0–65 °C), 0–85% (65–85 °C) |
| Barometric Range | 300–1500 hPa |
| Brand | Bettersize |
|---|---|
| Origin | Liaoning, China |
| Manufacturer | Bettersize Instrument Co., Ltd. |
| Model | BTPM-AWS1 |
| Measurement Method | Gravimetric Filter Weighing |
| Measured Parameters | PM10, PM2.5 |
| Measurement Range | 0–52 mg/m³ (as mass loading on filter) |
| Sampling Duration | 24 h per cycle |
| Sampling Flow Rate | 1.05 m³/h (±2% accuracy) |
| LOD | 1 µg/m³ (based on 24-h sampling at 1.05 m³/h and 47 mm filter) |
| Flow Stability | ±0.5% over 24 h |
| Balance Resolution | 0.01 mg (10⁻⁵ g) |
| Temperature Control | 25 ± 1 °C |
| Humidity Control | 50 ± 3 %RH |
| Anti-static System | Integrated ionizing neutralization |
| Vibration Isolation | 4-stage active/passive damping platform |
| Max. Batch Capacity | 80 filters (20 for simultaneous weighing + 40 pre-conditioning) |
| Filter Format | 47 mm diameter, any material (glass fiber, quartz, PTFE, cellulose ester) |
| Enclosure | Sealed laminar-flow chamber with HEPA-filtered air |
| Imaging | Built-in CCD camera (1920×1080, timestamped, metadata-embedded) |
| Noise Level | ≤15 dB(A) |
| Power Supply | AC 220 V / 50 Hz, 2000 W |
| Brand | Bettersize |
|---|---|
| Origin | Liaoning, China |
| Manufacturer | Bettersize Instrument Co., Ltd. |
| Model | BTPM-AWS2 |
| Measurement Method | Membrane Gravimetry |
| Measured Parameters | PM10, PM2.5 |
| Measurement Range | 0–52 mg/m³ |
| Sampling Cycle | 24 h |
| Sampling Flow Rate | 1.05 L/min ±2% |
| LOD | 1 µg/m³ |
| Flow Stability | ≤±1% over 24 h |
| Balance Resolution | 0.01 mg (10 µg) or optional 0.001 mg (1 µg) |
| Temperature Control Range | 15–30 °C (adjustable, ±0.1 °C stability) |
| Humidity Control Range | 40–60 %RH (adjustable, ±3 %RH stability) |
| Vibration Isolation | Dual-Stage Quadruple-Level Isolation (4-level balance + 4-level chassis) |
| Electrostatic Neutralization | Ionizing air bar (non-radioactive, CE-compliant) |
| Sample Capacity (per cycle) | 200 × 47 mm filters / 100 × 90 mm filters / 60 × filter tips or quartz/ceramic filter tubes |
| Identification Systems | RFID (47/90 mm filters), QR Code (47/90 mm), Barcode (filter tips/tubes), Binary-coded positional encoding |
| Conditioning Time | 0–48 h programmable |
| Water Replenishment Interval | ≤30 days (closed-loop humidification system) |
| Power Supply | AC 220 V / 50 Hz, 2000 W |
| Compliance | HJ 618–2011, HJ 656–2013, HJ 836–2017, ISO 12103-1, ASTM D1856, USP <661>, GLP-aligned audit trail logging |
| Brand | Bettersize |
|---|---|
| Origin | Liaoning, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | BTPM-HS10 |
| Flow Rate | 16.67 L/min |
| Maximum Vacuum Pressure | 35 kPa |
| Flow Stability | <1% RSD |
| Maximum Flow Error | ±1% |
| Operational Lifetime at Max Flow & Backpressure | 6000 h |
| Filter Capacity | 10 × 47 mm |
| Sampling Duration per Filter | 1–99 h (programmable) |
| Data Storage | 4 GB SD card (≥10 years of operational logs) |
| Operating Temperature | −30 to +50 °C |
| Relative Humidity Range | 0–100% RH |
| Acoustic Noise Level | ≤53 dB(A) |
| Power Supply | AC 220 V / 50 Hz, 400 W |
| Optional Low-Temperature Module | Yes |
| Compliance | HJ 93–2013, HJ 656–2013, HJ 618–2011, Environmental Air Quality Monitoring Specification (Trial) |
| Brand | Bettersize |
|---|---|
| Origin | Liaoning, China |
| Manufacturer | Bettersize Instrument Co., Ltd. |
| Model | BTPM-MWS1 Constant Temperature & Humidity Weighing System |
| Measurement Method | Gravimetric Filter Weighing |
| Measured Parameters | PM₁₀ / PM₂.₅ / PM₁ |
| Measurement Range | 0–52 mg |
| Cycle Time | 24 h |
| Sampling Flow Rate | 1.0 L/min |
| LOD | 1 µg/m³ |
| Flow Stability | ±1% (not 100%) |
| Pre-conditioning Capacity | 60 × 47 mm filters / 36 × 90 mm filters / 30 filter tips or cartridges |
| Balance Resolution | 0.01 mg (0.001 mg optional) |
| Temperature Control Range | 15–30 °C (±0.5 °C) |
| Humidity Control Range | 40–60 %RH (±3 %RH) |
| Vibration Isolation | 4-stage active/passive damping platform |
| Electrostatic Neutralization | Ionizing air bar (non-radioactive, CE-compliant) |
| Power Supply | AC 220 V / 50 Hz, 2000 W |
| Operating Environment | 10–40 °C, 10–75 %RH |
| Data Interface | Wireless tablet integration with real-time logging and export |
| Brand | BGI |
|---|---|
| Origin | USA |
| Model | Bios Defender 510 & 520 |
| Certification | ISO/IEC 17025 Accredited by NVLAP (NIST) |
| Operating Temperature Range | –20 °C to +50 °C |
| Display | Backlit LCD with Navigation Menu |
| Connectivity | RS-232 Serial Interface |
| Compliance | RoHS Directive 2011/65/EU |
| Flow Units | mL/min, L/min, cc/min, CFM |
| Data Logging | Up to 100+ readings with user-defined intervals (1–60 min) |
| Integrated Sensors | Built-in temperature sensor and pressure transducer (Defender 520 only) |
| Software | PC-based calibration data acquisition, curve plotting, report generation, and GLP-compliant audit trail export |
| Brand | BGI |
|---|---|
| Origin | USA |
| Model | deltaCal DC1 & tetraCal TC5 |
| Flow Range (deltaCal) | 1.5–19.5 L/min |
| Flow Range (tetraCal) | 0.1–30.0 L/min |
| Operating Temperature | −30 °C to +55 °C |
| Barometric Pressure Range | 400–800 mmHg (534–1066 hPa) |
| Temperature Measurement Range | −40 °C to +55 °C |
| Power | 4×AA batteries (20 hr) or universal 120/240 VAC adapter |
| Certifications | NIST-traceable calibration, ISO 9001 certified, compliant with U.S. EPA PM2.5/PM10 field verification requirements |
| Brand | BGI |
|---|---|
| Origin | USA |
| Model | PQ167HA |
| Operating Altitude | up to 15,000 ft (4,572 m) |
| Flow Rate | 5.0 L/min (±2% accuracy) |
| Sampling Duration | 24 h on internal DC battery |
| Particle Size Cutpoints | TSP, PM10, PM4.0, PM2.5, PM1.0 |
| Filter Format | 47 mm diameter membrane |
| Compliance | U.S. EPA Federal Reference Method (FRM) for PM2.5 |
| Sampling Head | BGI miniPM with integrated water separator |
| Power Options | Internal rechargeable DC battery + AC adapter |