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| Brand | YINHEKEJI |
|---|---|
| Origin | Jiangsu, China |
| Model | QCS-6000(A) |
| Flow Ranges | (20–500) mL/min |
| Vacuum Pressure | ≥35 kPa |
| Flow Stability | ≤±5% over 1 h |
| Flow Accuracy | ±2.5% FS |
| Service Life at Max Load | ≥5000 h |
| Continuous Operation at Max Flow & Resistance | 8–18 h with ≤±5% flow deviation |
| Flow Resolution | 1 mL/min |
| Display | 7-inch resistive touchscreen |
| Data Storage | 400 sampling records (100 per channel) |
| Operating Temperature | −10 to +50 °C |
| Relative Humidity | ≤95% RH |
| Dimensions | 220 × 145 × 105 mm |
| Weight | 1.4 kg |
| Compliance | GB 50325–2020, JJG 956–2013, HJ 194–2017, GB/T 18883–2022 |
| Brand | YINHEKEJI |
|---|---|
| Origin | Jiangsu, China |
| Model | TWA-300H |
| Instrument Type | Single-Channel Passive Gas Sampler |
| Flow Range | 20–500 mL/min |
| Maximum Vacuum Pressure | >26 kPa |
| Flow Stability | ≤±5% over 1 h |
| Flowmeter Accuracy | ≥±2.5% FS |
| Service Life under Max Load | ≥5000 h |
| Continuous Operation at Max Flow & Backpressure | 2–4 h with ≤±5% flow deviation |
| Operating Temperature | –5 to 50 °C |
| Power Supply | AC 220 V ±10%, 50 Hz / DC 7.4 V (2×3.7 V Li-ion rechargeable batteries) |
| Battery Runtime | >12 h (typical, low-flow conditions) |
| Weight | ≤0.5 kg |
| Dimensions | 137 × 88 × 45 mm |
| Brand | SmartGas |
|---|---|
| Origin | Germany |
| Model | YK6 Series |
| Maximum Stroke | 2159 mm (YK62 Series) |
| Dimensions | 56 mm × 64 mm × 107 mm |
| Weight | 170 g |
| Operating Temperature | Industrial Range |
| Ingress Protection | NEMA 4 / IP66 |
| Output Options | Factory-Configurable FlexSignal™ Analog and Digital Outputs |
| Brand | SmartGas |
|---|---|
| Origin | Germany |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Imported |
| Model | YKL Series |
| Output Options | Analog (0–10 V / 4–20 mA) and Digital (RS485 Modbus RTU, factory-configured) |
| Stroke Range | 540 mm (21.25 in) |
| Body Diameter | 43 mm |
| Length | 39 mm |
| Weight | 85 g |
| Mounting | Threaded M30×1.5 body with integrated mounting flange |
| Operating Temperature | –20 °C to +70 °C |
| IP Rating | IP67 |
| Repeatability | ±0.02 % FS |
| Linearity | ±0.1 % FS |
| Response Time | <1 ms |
| Origin | Imported |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Model Series | YL6-5000EX (RC/DC variants), YL6-6000EX |
| Ionization Energy Options | 8.4 eV, 10.2 eV, 10.6 eV, 11.7 eV |
| Detection Limit | 0.1 ppb (for benzene-equivalent VOCs) |
| Measurement Range | 1–999 ppb |
| Display Units | ppm, ppb, mg/m³ |
| Data Storage Capacity | 20,000 measurement points |
| Certifications | BASEEFA EEx ia IIC T4, CENELEC EN 50020 |
| Intrinsic Safety Compliance | ATEX Directive 2014/34/EU, IECEx Scheme |
| Alarm Functions | STEL (15-min), TWA (8-hr), user-defined thresholds |
| Communication | Infrared (IR) port |
| Weight | < 0.8 kg (typical) |
| Battery Options | Rechargeable Li-ion (RC) or AA alkaline (DC) |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | IT1000HCHO(K) |
| Measurement Principle | Photometric Method (Acetylacetone Chromogenic Reaction) |
| Measurement Range | 0.01–2 mg/m³ |
| Sampling Method | Integrated Air Sampler (Passive/Active Mode) |
| Response Time | < 15 min (including color development and measurement) |
| Operating Temperature | 25 °C (calibration reference temperature) |
| Display | 5.6-inch TFT Color Touchscreen |
| Data Storage | ≥5000 records |
| Pre-installed Calibration Curves | 5 factory curves + 195 user-expandable curves |
| Light Source | Cold LED with Narrow-band Interference Filter (Lifespan ≥100,000 h) |
| Microprocessor | ARM9 core |
| Internal Memory | 512 MB |
| Interfaces | USB 2.0, RS-232 |
| Printer | Built-in Thermal Printer |
| Compliance Standard | GB/T 15516–1995 |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Manufacturer |
| Model | YKM-BKJ |
| Measurement Principle | Colorimetric Method (Acetylacetone Derivatization) |
| Measurement Range | 0.01–2.00 mg/m³ |
| Resolution | ±5% of reading |
| Repeatability | ±5% of reading |
| Sampling Method | Integrated Active Air Sampler (Pump-Driven) |
| Operating Temperature | 10–30 °C |
| Wavelength | 630 nm |
| Optical Stability | ≤0.001 A/10 min |
| Data Storage Capacity | 5,000 measurement records |
| Calibration Curves | 200 programmable curves (5 factory-default + 195 user-definable) |
| Display | 4.3-inch TFT color touchscreen (Chinese/English bilingual interface) |
| Processor | ARM9 core |
| Internal Memory | 512 MB NAND flash |
| Power System | Rechargeable Li-ion battery with real-time SOC monitoring |
| Charging Interface | USB Type-A (supports PC and 12 V vehicle port) |
| Communication | USB 2.0 (mass storage mode & virtual COM port) |
| Brand | Yoke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Manufacturer |
| Model | YKM-KJ |
| Measurement Principle | Colorimetric Method (Acetylacetone Spectrophotometry) |
| Measurement Range | 0.01–2.00 mg/m³ |
| Resolution & Accuracy | ±5% |
| Repeatability | ±5% |
| Sampling Method | Integrated or External Atmospheric Sampler |
| Operating Temperature | Ambient (10–30 °C) |
| Optical Wavelength | 630 nm |
| Optical Stability | ≤0.001 A/10 min |
| Light Source | Cold LED with Narrow-Band Interference Filter (Lifespan ≥100,000 h) |
| Data Storage Capacity | ≥5,000 measurement records |
| Calibration Curves | 200 programmable curves (5 factory-default + 195 user-expandable), including segmented calibration support |
| Display | 4.3-inch TFT color touchscreen |
| Interface Options | USB Device/Host, RS-232C (for printer), Bluetooth (optional) |
| Language Support | English & Chinese UI |
| Sample Throughput | Up to 20 samples per batch |
| Brand | Young Instruments |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | ECD-20A |
| Operating Principle | Pneumatic Dust Dispersion + Controlled Ignition (Chemical or Electrostatic) |
| Explosion Protection Rating | Ex d IIB T4 Gb |
| Relative Uncertainty | ±8.8% (per ISO/IEC 17025-compliant validation protocol) |
| Brand | Young Instruments |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | MIE-3000A |
| Safety Rating | Explosion-Proof |
| Resolution | 0.03% |
| Relative Error | ±2% |
| Spark Energy Range | 1–3000 mJ (8 discrete steps) |
| Charging Voltage | 0–15 kV |
| Discharge Load Options | Open-circuit or 1 mH inductive load |
| Test Vessel | Hartmann tube (1.2 L) |
| Electrode Material | Stainless steel (2 mm diameter) |
| Electrode Spacing | Adjustable from 2 mm to 10 mm |
| Electrode Triggering | High-voltage relay + movable electrode actuation |
| Ignition Delay Time | 20–200 ms (adjustable) |
| Powder Dispersion Pressure | 0.4–0.7 MPa (adjustable) |
| Operating Environment | 5–45 °C, <85% RH |
| Power Supply | 90–260 VAC, 47–63 Hz |
| Rated Power | 300 W |
| Interface | Dual USB 2.0 ports |
| Display | 7-inch color TFT touchscreen |
| Brand | Youyunpu |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | YP-QA |
| Price | USD 1,800 (FOB) |
| Sampling Principle | Six-Stage Andersen-style Impaction |
| Flow Rate | 28.3 L/min (±5% accuracy) |
| Particle Size Resolution | 0.65–7.0 µm across six tiers |
| Collection Efficiency | ≥98% |
| Timer Range | 1–99 h (±1% accuracy) |
| Noise Level | ≤60 dB(A) |
| Power Supply | AC/DC dual-mode |
| Origin | Shandong, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | YQ3000C |
| Price Range | USD 7,000 – 14,000 |
| Instrument Type | Portable Flue Gas & Particulate Emission Analyzer |
| Sampling Principle | Isokinetic Pitot Tube Sampling + Gravimetric Collection + Potentiostatic Electrolytic Gas Sensing |
| Compliance | HJ/T 48–1999, JJG 968–2002, JJG 680–2007 |
| Brand | Yuhong |
|---|---|
| Origin | Hubei, China |
| Model | TH-2000 |
| Pollutant Parameters | PM2.5, PM10, TSP, SO₂, NO₂, NO, NOₓ, O₃, CO, H₂S, NH₃ |
| Data Acquisition | 3×/minute (per parameter) |
| Communication | RS232/RS485, GPRS, CDMA, wired PSTN/broadband |
| Compliance | Meets Chinese National Standards for Ambient Air Monitoring (HJ 653–2013, HJ 654–2013, HJ 655–2013), supports EPA-equivalent data validation protocols |
| Brand | Yuhong |
|---|---|
| Origin | Hubei, China |
| Model | TH-2000PM Portable |
| Measurement Principle | Beta-ray Absorption (β-ray) |
| Measured Parameters | PM₁₀ and PM₂.₅ |
| Compliance | HJ 653–2013 |
| Display | 7-inch HD Touchscreen (Chinese UI) |
| Data Storage | Hourly internal logging |
| Communication | Built-in GPRS module, digital output interface |
| Optional Modules | Meteorological sensors (wind speed/direction), GPS, noise monitoring, video capture |
| Radiation Source | Low-activity ¹⁴C beta source (licensed per Chinese radiation safety regulations) |
| Brand | Yuhong |
|---|---|
| Origin | Hubei, China |
| Model | TH-2000PMc |
| Instrument Type | Continuous Emissions Monitoring System (CEMS) for Particulate Matter |
| Measurement Principle | Beta-ray attenuation (β-ray) |
| Sampling Flow Rate | 11 L/min (constant flow) |
| Cut-off Sizes | PM₁₀, PM₂.₅, PM₁.₀ (with optional cyclone cutters) |
| Regulatory Compliance | HJ/T 76–2007, U.S. EPA PS-11 |
| Measurement Uncertainty | ±1% FS |
| Repeatability | ≤1% RSD |
| Response Time (T₉₀) | ≤1 min |
| Zero/Drift Stability | ≤1% FS/24 h |
| Display | 7-inch capacitive touchscreen |
| Data Interface | USB, RS232, RS485, LAN, GPRS |
| Operating Environment | High-temperature, high-humidity flue gas streams |
| Power Backup | Built-in power failure protection |
| Brand | Yuhong |
|---|---|
| Origin | Hubei, China |
| Model | TH-2000Z1 |
| Measurement Principle | Tapered Element Oscillating Microbalance (TEOM) |
| Measured Parameters | PM₁₀ and PM₂.₅ |
| Sample Inlet Options | TSP, PM₁₀, PM₅, PM₂.₅, PM₁ |
| Flow Control | Mass Flow Controller |
| Volatile Compensation | Integrated dual-cycle zero-gas reference compensation |
| Display | 8.4-inch industrial-grade TFT color touchscreen (Chinese UI) |
| Compliance Context | Designed for continuous ambient air quality monitoring per EPA EQOA guidance and ISO 12103-1 reference practices |
| Power Management | Programmable pump duty cycle for energy-efficient operation |
| Brand | Yuhong |
|---|---|
| Model | TH-2001H |
| Detection Principle | Chemiluminescence (CLD) |
| Measurement Species | NO, NO₂, NOₓ (NO + NO₂) |
| Display | 7-inch full-touch color LCD |
| Concentration Units | ppb, ppm, µg/m³, mg/m³ |
| Automatic Range Switching | Yes |
| Temperature & Pressure Compensation | Integrated |
| Data Logging Interval | 5-minute resolution |
| Storage Capacity | High-capacity internal memory |
| Sampling System | Dual-path, time-shared single-channel with electromagnetic valve switching |
| O₃ Generator | Patented micro-ozone generator (ZL201220024333.0) |
| NO₂-to-NO Converter | Integrated catalytic converter with patented NO₂ reduction and O₃ removal module (ZL201020245767.8) |
| Remote Capabilities | Remote calibration, real-time diagnostics, parameter monitoring |
| Alarm Functions | Multi-parameter configurable alarms |
| Compliance Support | Designed for continuous ambient air monitoring per EPA Method 42, ISO 7935:1990, and EN 14211:2012 |
| Brand | Yuhong |
|---|---|
| Model | TH-2001H |
| Detection Principle | Chemiluminescence (CLD) |
| Measurement Parameters | NO, NO₂, NOₓ (calculated) |
| Display | 7-inch capacitive touchscreen |
| Units | ppb, ppm, µg/m³, mg/m³ (user-selectable) |
| Data Logging | Interval-stamped records every 5 minutes |
| Power Supply | Rechargeable Li-ion battery (≥5 h operation) + AC adapter |
| Operating Environment | 0–40 °C, 10–90% RH (non-condensing) |
| Compliance | Designed for field-deployable environmental monitoring per EPA Method 42 & ISO 7935 (principles), GLP-aligned data integrity |
| Gas Path | Dual-stream, time-shared single reaction chamber with catalytic NO₂-to-NO converter |
| Automatic Compensation | Temperature and barometric pressure |
| Connectivity | Remote calibration & diagnostics via embedded communication interface |
| Alarm | Multi-parameter configurable thresholds |
| Brand | Yuhong |
|---|---|
| Model | TH-2002H |
| Detection Principle | UV Fluorescence (214 nm excitation / 330 nm emission) |
| Detection Range | 0–10 ppm (selectable auto-ranging) |
| Resolution | 0.1 ppb |
| Accuracy | ±2% FS |
| Response Time (T90) | <60 s |
| Operating Temperature | −20 °C to +50 °C |
| Power Supply | Rechargeable Li-ion battery (≥10 h continuous operation) |
| Display | 7-inch capacitive touchscreen |
| Data Logging | Internal storage ≥12 months @ 5-min intervals |
| Compliance | Meets GB/T 15438–1995, EPA Method RFNA-01 (UV Fluorescence), ISO 7935:1990 (Ambient Air – SO₂ Measurement) |
| Brand | Yuhong |
|---|---|
| Model | TH-2003H |
| Detection Principle | UV Absorption at 254 nm |
| Display | 7-inch capacitive touchscreen |
| Concentration Units | ppb, ppm, µg/m³, mg/m³ |
| Data Logging Interval | 5 minutes |
| Battery Life | >10 hours (rechargeable Li-ion) |
| Flow Path Materials | PTFE (Teflon®) |
| Auto Range Switching | Yes |
| Temperature & Pressure Compensation | Integrated |
| Remote Diagnostics & Calibration Support | Yes |
| Alarm Functions | Multi-parameter configurable |
| Power Supply | AC/DC dual-mode |
| Brand | Yuhong |
|---|---|
| Model | TH-2004H |
| Measurement Principle | Gas Filter Correlation Infrared Absorption (GFC-IR) at 4.6 µm |
| Detection Range | Configurable across ppb to ppm levels |
| Output Units | ppb, ppm, µg/m³, mg/m³ |
| Display | 7-inch capacitive touchscreen |
| Data Logging | One record per 5 minutes with timestamped storage |
| Environmental Compensation | Automatic temperature and pressure compensation |
| Calibration | Remote zero/span calibration and internal diagnostic access |
| Compliance | Designed for ambient air monitoring per EPA Method TO-11A principles |
| Alarm Functions | Multi-threshold, user-configurable concentration alarms |
| Rotating Filter Wheel | Precision-machined, long-life CO/N₂ dual-channel correlation wheel |
| Signal Processing | Adaptive optimization algorithm for dynamic response time and SNR balancing |
| Software Interface | Menu-driven Chinese GUI with real-time waveform zoom, scaling, and historical trend replay |
| Data Export | USB mass storage or optional Ethernet/RS485 interface |
| Brand | Yuhong |
|---|---|
| Model | TH-2008H |
| Origin | Hubei, China |
| Flow Control | Dual Mass Flow Controllers (MFCs) |
| O₃ Generation | Integrated ozone generator with 18-point calibration |
| NO₂ Generation | Quantitative NO₂ standard gas via gas-phase titration (GPT) |
| Display | 7-inch full-touch color LCD |
| Interface | Chinese menu system |
| Programmability | Up to 99 program/sequence segments |
| Environmental Compensation | Automatic temperature & pressure compensation |
| Communication | RS232, RS485, USB, Ethernet |
| Remote Capability | Remote zero/span command execution and internal parameter diagnostics |
| Alarm System | Multi-parameter fault alerting |
| Compliance | Designed for EPA, ISO 16140, EN 14625, and US EPA Method 213/214 alignment |
| Brand | Yuhong |
|---|---|
| Origin | Hubei, China |
| Model | TH-810β |
| Measurement Principle | Beta-ray attenuation (⁹⁰Sr source) |
| Measured Parameters | PM₁₀ and PM₂.₅ |
| Measurement Range | 0–30 mg/m³ |
| Sampling Method | Isokinetic tracking or constant-flow sampling |
| Sample Line Heating Temperature | Adjustable up to 180 °C |
| Internal Thermal Management | Industrial-grade air conditioning unit |
| Display | 7-inch capacitive touchscreen |
| Data Interface | USB, RS232, RS485, LAN, GPRS |
| Compliance Support | Designed for continuous emission monitoring system (CEMS) integration per Chinese HJ 76-2017 and HJ 653-2013 |
| Brand | Yuhong |
|---|---|
| Model | TH-890C |
| Measurement Principle | Non-Dispersive Infrared (NDIR) Spectroscopy |
| Gas Channels | 5 (SO₂, NOₓ, CO, CO₂, O₂) |
| Dual-Range per Channel | Yes (e.g., SO₂/NOₓ: 0–100 ppm / 0–2000 ppm) |
| Accuracy | ±1% FS |
| Repeatability | ≤1% FS |
| Response Time (T₉₀) | ≤60 s |
| Zero Drift (24 h) | ≤1% FS |
| Sample Flow Rate | 3 L/min |
| Dew Point Control Range | 2–4 °C |
| Heated Sampling Probe | PID-controlled, corrosion-resistant, low-adsorption |
| Built-in NOₓ Converter | Optional |
| Data Storage | ≥5 years (internal) |
| Compliance | Designed for EPA Method 6C, EN 15267, ISO 12039, and GLP/GMP-aligned data integrity practices |
| Power Supply | Rechargeable Li-ion battery + AC adapter |
| Brand | ZCBG Scientific |
|---|---|
| Origin | Sichuan, China |
| Model | HJ2600 |
| Concentration Range | ppb to % (v/v) |
| Flow Rate Range | 20–2000 mL/min |
| Dilution Ratio | up to 1:2000 |
| Dilution Accuracy | ±1% |
| Diluent Gas | Ultra-High-Purity Nitrogen (≥99.999%) |
| Primary Standard Compliance | ISO 6145-7 |
| Applicable Standards | HJ 38–2017, HJ 604–2017, HJ 759–2017, HJ 1006–2018 |
| Calibration Gas Compatibility | Multi-component VOC mixtures (e.g., 57-component PAMS), halogenated hydrocarbon blends (e.g., 14-component TO-14/TO-15), and single-component reference standards |
| Brand | Zefon |
|---|---|
| Origin | USA |
| Model | A6 |
| Sampling Principle | Impaction-based inertial separation |
| Flow Rate | 28.3 LPM (1 ACFM) |
| Cut-off Size | 0.65 µm |
| Dimensions | 4.25" diameter × 2.87" height |
| Weight | 1.23 lb |
| Material | Aerospace-grade aluminum alloy |
| Compliance | NIOSH Methods 0800 & 0801 |
| Sample Vessel | Standard 100 mm × 15 mm Petri dish |
| Brand | Zefon |
|---|---|
| Origin | USA |
| Model | Bio-Culture |
| Sampling Principle | Impaction-Based Active Air Sampling |
| Flow Range | 30–120 LPM |
| Timer Options | 1, 2, 5, and 10 minutes |
| Petri Dish Compatibility | Standard 90 mm × 15 mm |
| Nozzle Array | 380 × 1 mm diameter orifices |
| Battery Life | 6–8 hours (rechargeable) |
| Mounting | Integrated 1/4"-20 tripod thread |
| Sterilization | Autoclavable sampling head |
| Calibration Option | NIST-traceable venturi flow calibrator (±1% accuracy) |
| Brand | Zefon |
|---|---|
| Origin | USA |
| Model | Bio-Pump Plus |
| Sampling Principle | Active Impaction |
| Flow Rate | 15 LPM |
| Sampling Duration Range | 5 min – 8 h |
| Power Source | Rechargeable NiMH Battery |
| Dimensions (W×H×D) | 11.43 × 6.99 × 20.34 cm |
| Weight | 0.68 kg |
| Noise Level | Low-Noise Operation |
| Display | Real-Time Elapsed Time |
| Programmable Timer | Yes |
| Battery Runtime | Up to 8 h continuous or ~100 × 5-min samples |
| Charging Time | 3 h |
| Brand | Zefon |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | VIRA-PORE |
| Price Range | USD 1,400–2,800 (est.) |
| Sampling Principle | Active Impaction via High-Efficiency Porous Filter |
| Flow Rate | 10 L/min (for stationary sampling), 3 L/min (for personal sampling) |
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Regional Origin | Domestic (PRC) |
| Model | ICT-208-16-YR / HSP200 |
| Instrument Category | Bioaerosol Detection System |
| Sampling Flow Rate | >200 L/min |
| Particle Size Cutoff | ≥1.0 µm (≥90% collection efficiency) |
| Battery Capacity | 3000 mAh (up to 10 sampling cycles per charge) |
| Sample Throughput | 16 wells |
| Temperature Control Range | Ambient to 85 °C |
| Temperature Accuracy | ±0.5 °C |
| Temperature Uniformity | ±0.5 °C across block |
| Detection Channels | FAM, SYBR Green (HEX optional) |
| Result Time | ≤20 min |
| Display | 10.4″ capacitive touchscreen |
| Dimensions (L×W×H) | 210 × 302 × 200 mm |
| Power Input | 20 V, 6 A |
| Connectivity | RJ45, USB, Wi-Fi |