Gas Samplers
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| 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 |
| 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 | BJBY |
|---|---|
| Origin | Beijing, China |
| Model | FCC-5000H |
| Flow Range | 100–3000 mL/min or 1000–5000 mL/min (selectable) |
| Flow Control | Digital closed-loop constant flow with built-in high-precision sensor and user-accessible calibration interface |
| Volume Calculation | Simultaneous display of actual-volume and standard-condition volume (at 25°C, 101.325 kPa) |
| Data Storage | 99 sampling records |
| Flow Stability | ≤5% |
| Flow Reproducibility | ≤2% |
| Timing Accuracy | ≤±0.1% |
| Timer Range | 1 min to 99 h 59 min |
| Operating Temperature | −10 to 50°C |
| Relative Humidity | ≤95% RH |
| Battery Runtime | >20 h |
| Maximum Back Pressure Load | ≥35 kPa |
| Sampling Modes | Cyclic, Manual, Timed, and Volume-Triggered (up to 1000 L) |
| Dimensions (L×W×H) | 122 × 60 × 72 mm |
| Weight | 0.5 kg |
| Noise Level | <60 dB(A) |
| Compliance | JG 956–2013 (Verification Regulation for Air Samplers), GBZ/T 192.3–2007 (Determination of Dust in Workplace Air) |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | BS-H2 |
| Quotation | USD 920 (FOB Beijing) |
| Instrument Type | 24-Hour Temperature- and Flow-Controlled Gas Sampler |
| Instrument Configuration | Dual-Independent Sampling Channels |
| Flow Range | 100–500 sccm |
| Maximum Vacuum Pressure | >26 kPa |
| Flow Stability | ≤±1% FS |
| Flowmeter Accuracy | ±2.5% FS |
| Service Life Under Max Load & Resistance | 5–10 years |
| Continuous Operation Duration at Max Flow & Backpressure | 2–8 h |
| Brand | Chu Ding Technology |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Regional Classification | Domestic (PRC) |
| Model | HAS-100B |
| Instrument Type | Handheld Air Sampling Pump |
| Configuration | Single-Channel Gas Sampler |
| Flow Range | 0–10 L/min |
| Maximum Vacuum Pressure | >26 kPa |
| Flow Stability | <5% deviation over 1 h |
| Flowmeter Accuracy | ±2.5% FS |
| Service Life at Max Flow & Backpressure | >500 h |
| Continuous Operation at Max Flow & Backpressure | 0–30 min |
| Power Source | Rechargeable Ni-MH Battery |
| Display | Dot-Matrix LCD with Real-Time Flow & Battery Status |
| Auto-Power Management | Backlight Off After 30 s Inactivity |
| Compliance | Designed per GB/T 18883–2002 and Anderson Cascade Impaction Principle for Viable Airborne Microorganism Enumeration |
| Brand | Guangming Lihua |
|---|---|
| Origin | Japan |
| Model | DNPH 815H |
| Type | Single-Channel Handheld Air Sampling Cartridge for Carbonyl Compounds |
| Flow Rate | 0.2 L/min |
| Pressure Drop | 0.3 kPa at 0.2 L/min |
| Flow Stability | ±5% |
| Flowmeter Accuracy | ±5% |
| Service Life at Max Flow & Backpressure | 100 h |
| Continuous Operation at Max Flow & Backpressure | 2 min |
| DNPH Coating Mass | ~1 mg |
| Sorbent Mass | ~400 mg Silica Gel Impregnated with DNPH |
| Blank Levels (Factory Tested) | Formaldehyde <0.03 µg, Acetaldehyde <0.03 µg, Acetone <0.10 µg |
| Carbonyl Collection Capacity | 2.3 µmol (e.g., ~70 µg formaldehyde) |
| Recovery Rates (Reported) | Formaldehyde 99.3%, Acetaldehyde 102.6%, Acetone 95.4% |
| Shelf Life | 12 months (refrigerated storage required) |
| Package | 10 units per bag |
| Brand | ENTECH |
|---|---|
| Model | CS1200E |
| Type | 24-Hour Constant-Flow, Ambient-Pressure Gas Samplers |
| Configuration | Single-Channel Passive Canister Sampling System |
| Flow Control | Sapphire Orifice + Precision Pressure Regulator |
| Calibration Traceability | NIST-Traceable McDaniel Controls Flow Meter |
| Surface Treatment | Electropolished Stainless Steel with Silonite™ Fused-Silica Coating (Optional, denoted by “S” suffix) |
| Operating Range | 1–168 hours (adjustable via interchangeable sapphire orifices) |
| Inlet Protection | Hydrophobic Cap with Particulate Filtration |
| Compliance | Designed for EPA TO-14A, TO-15, ASTM D5466, and ISO 16017-1 Compliant Sampling |
| Brand | Beifen Sanpu |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | FD218 |
| Price | USD 6,700 (FOB Beijing) |
| Brand | FPI |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | PMS-200M |
| Instrument Type | 24-Hour Temperature- and Flow-Controlled Ambient Air Sampler |
| Instrument Architecture | Multi-Channel Sequential Gas & Aerosol Sampler |
| Flow Range | Customizable (Typical Standard Range: 16.7–100 L/min per Channel) |
| Pressure Drop Handling | Up to 25 kPa (at max flow) |
| Flow Stability | ±2% over 24 h (with active feedback control) |
| Flowmeter Accuracy | ±1.5% of reading (NIST-traceable thermal mass flow sensors) |
| Rated Service Life at Max Load | ≥12,000 operating hours |
| Continuous Operation Duration at Max Flow & Backpressure | ≥24 h per cycle |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Country of Origin | China |
| Model | GHK-1500 |
| Instrument Type | Handheld Passive Air Sampler |
| Configuration | Single-Channel Gas Sampling Device |
| Compliance | HJ 1262–2022, HJ 905–2017 |
| Construction Material | Thick-Walled Quartz Glass Body with PTFE Valve |
| Standard Volumes | 1 L, 3 L, 5 L, 10 L |
| Accessories | Silicone Stopper, PTFE Valve, Pressure Gauge, Sampling Cap |
| Operational Principle | Passive Vacuum-Driven Sampling |
| Key | Origin: Shanghai, China |
|---|---|
| Manufacturer Type | Distributor |
| Country of Origin | China |
| Model | HAS-100A |
| Sampling Flow Rate | 100 L/min |
| Sampling Volume Range | 0–1000 L |
| Delay Time Setting | 0–30 min |
| Agar Plate Rotation Speed | 0–4 rpm |
| AC Input | 100–240 V, 50–60 Hz |
| Rechargeable Ni-MH Battery Runtime | 8 h (fully charged) |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | GHK-1120 |
| Instrument Type | 24-Hour Temperature- and Flow-Controlled Gas Sampler |
| Configuration | Dual-Channel Gas Sampler |
| Flow Range | 0.1–1.0 L/min (extendable to 0.1–2.0 L/min) |
| Maximum Vacuum Pressure | 50–110 kPa |
| Flow Stability | ≤ ±2.5% |
| Mass Flow Meter Accuracy | ≤ ±2.5% |
| Operational Duration at Max Flow & Backpressure | > 4 hours |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | GHK-1140 |
| Instrument Type | 24-Hour Constant-Temperature & Constant-Flow Air Sampler |
| Instrument Architecture | Multi-Channel Gas Sampler |
| Flow Rate Range | 0.1–1.0 L/min |
| Maximum Vacuum Pressure | 50–110 kPa |
| Flow Stability | ±2% FS (at 50–110 kPa backpressure) |
| Temperature Control Range | 0–45 °C |
| Display | Dual OLED Screens (Temperature & Sampling Control) |
| Data Storage Capacity | >500 sample records per channel |
| Environmental Sensors | Integrated temperature and barometric pressure sensor |
| Filtration | Dual-stage 2 µm particulate filter |
| Power Protection | Built-in UPS-style data retention during power interruption |
| Connectivity | Embedded Bluetooth v4.2 module (printer-compatible) |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | GHK-1200 |
| Instrument Type | 24-Hour Constant-Temperature & Constant-Flow Gas Sampler |
| Instrument Architecture | Multi-Channel Gas Sampler |
| Particle Sampling Flow Range | 10–130 L/min |
| Display | High-Brightness Wide-Temperature Color Touchscreen |
| Data Storage Capacity | >100,000 records |
| Power Options | AC Adapter or Optional Built-in Rechargeable Lithium Battery (≥4 h runtime) |
| Environmental Protection Rating | IP54-equivalent dust and water resistance |
| Compliance Standards | HJ 618–2011, HJ 656–2013, HJ 93–2013, HJ/T 374–2007, HJ/T 375–2007, HJ/T 376–2007, JJG 956–2013, JJG 943–2011, HJ 955–2018, HJ 657–2013, HJ 644–2013, HJ 583–2010 |
| Data Output | Bluetooth thermal printing + USB flash drive export |
| Sampling Pump | Imported diaphragm pump with high load capacity, low noise, and long service life |
| Real-Time Compensation | Automatic measurement of pre-meter temperature and pressure |
| Structural Material | Anodized aluminum sampling head with anti-static surface treatment |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | GHK-1200 (High-Negative-Pressure, High-Flow Type) |
| Instrument Type | 24-Hour Constant-Temperature & Constant-Flow Gas Sampler |
| Configuration | Dual-Channel Gas Sampler |
| Flow Range | 10–130 L/min |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | GHK-1300 |
| Instrument Type | 24-Hour Constant-Temperature Constant-Flow Gas Sampler |
| Configuration | Dual-Channel Gas Sampler |
| Flow Range | 10–300 mL/min |
| Flow Stability | ±100 mL/min @ –20 kPa |
| Flowmeter Accuracy | Better than ±5% |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | 24-Hour Constant-Temperature & Constant-Flow Gas Sampler |
| Configuration | Dual-Channel Gas Sampler |
| Flow Range | 0.010–0.300 L/min (field-selectable) |
| Mass Flow Meter Accuracy | ≥ ±2.5% FS |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Product Category | Domestic |
| Model | GHK-1302H |
| Instrument Type | 24-Hour Isothermal & Isokinetic Gas Sampler |
| Configuration | Dual-Channel Gas Sampler |
| Flow Range | 10–200 mL/min |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | GHK-1302H |
| Instrument Type | 24-Hour Temperature- and Flow-Controlled Gas Sampler |
| Instrument Architecture | Dual-Independent Channel Gas Sampler |
| Compliance Standards | HJ/T 194–2017, HJ 644–2013, HJ 734–2014 |
| Display | Color Touchscreen Interface |
| Flow Control | Digital Closed-Loop Constant-Flow Regulation |
| Data Storage | 100 Sample Records (Date/Time, Ambient Temp, Atmospheric Pressure, Pre-Filter Pressure, Standardized Volume, Adsorbent Tube ID, Actual Flow Rate) |
| Data Export | USB-C Interface (Universal Mobile Device Compatible) |
| Leak Detection | Automated Positive-Pressure Integrity Check |
| Power Supply | Rechargeable Lithium Battery (Supports External USB-PD & QC3.0 Power Sources) |
| Flow Accuracy Alert | Auto-Termination if Deviation > ±10% for ≥60 s |
| Power Management | Low-Battery Warning, One-Touch Screen Lock |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | GHK-1400 |
| Instrument Type | 24-Hour Constant-Temperature & Constant-Flow Gas Sampler |
| Configuration | Single-Channel Gas Sampler |
| Flow Rate Range | 12 L/min |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | GHK-1400A |
| Instrument Type | 24-Hour Constant-Temperature & Constant-Flow Gas Sampler |
| Configuration | Single-Channel Gas Sampler |
| Flow Rate Range | 18 L/min |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | GHK-2000QA |
| Instrument Type | 24-Hour Constant-Temperature & Constant-Flow Gas Sampler |
| Configuration | Dual-Channel Gas Sampler |
| Flow Rate Range | 0.1–1.0 L/min |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GHK-2032 |
| Instrument Type | Single-Channel Passive Gas Sampler |
| Sampling Flow Rate | Up to 5 L/min |
| Compatible Bag Volume | 1–8 L |
| Power Supply | Rechargeable Internal Battery |
| Display | High-Brightness Wide-Temperature Color LCD |
| Data Interface | Bluetooth (for thermal printer output) |
| Compliance | HJ 732–2014, HJ 38–2017, HJ 604–2017, HJ 1006–2018, HJ/T 55–2017, GB/T 14675–1993, HJ 1261–2022, HJ 1262–2022 |
| Optional Function | Low-Flow Constant-Flow Sampling (1-hour continuous mode) |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | Domestic (China) |
| Model | GHK-2032B |
| Instrument Type | Single-Channel Passive Gas Sampler |
| Sampling Flow Rate | Up to 5.0 L/min |
| Standard Bag Capacity | 8 L (configurable from 1–10 L) |
| Power Supply | Rechargeable Internal Battery |
| Compliance Standards | HJ 732–2014, HJ 38–2017, HJ 604–2017, HJ 1006–2018, HJ/T 55–2017, HJ 1261–2022, HJ 1262–2022 |
| Bag Material Compatibility | Fluoropolymer Films (e.g., PVF) |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | GHK-2033 |
| Instrument Type | 24-Hour Isothermal & Isokinetic Gas Sampler |
| Configuration | Single-Channel Gas Sampler |
| Flow Range | 10–100 mL/min |
| Maximum Vacuum Pressure | 50–110 kPa |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | GHK2031 |
| Instrument Type | Conventional Gas Sampler |
| Configuration | Single-Channel Gas Sampler |
| Flow Rate Range | ≥5 L/min |
| Vacuum Pressure | ≥30 kPa |
| Flow Stability | Better than ±2% |
| Flowmeter Accuracy | Better than ±1% |
| Operational Duration at Max Flow & Backpressure | ≥2 h |
| Brand | HUANKONG |
|---|---|
| Model | JHK-1000 |
| Type | Dual-Channel Constant-Flow Gas Sampler |
| Flow Control | PID-regulated Mass Flow Controller |
| Flow Accuracy | ±2% of setpoint (typical, per HJ/T 375–2007) |
| Flow Range | 10–1000 mL/min per channel |
| Power Supply | Rechargeable Li-ion battery (≥12 h continuous operation) |
| Data Storage | >1000 sample records per channel |
| Filtration | Dual-stage particulate filter (≤2 µm cutoff) |
| Environmental Sensors | Integrated temperature & barometric pressure sensor |
| Compliance | Fully aligned with GB/T 18883–2022, HJ/T 375–2007, HJ 644–2013, HJ 583–2010, HJ 584–2010, HJ/T 400–2007, GB/T 17061–1997, GB 50325–2020, JJG 956–2013 |
| Brand | HuaShengPuXin (HSPX) |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | 24-Hour Temperature- and Flow-Controlled Gas Sampler |
| Configuration | Dual-Channel Sampling System |
| Flow Range | 0.4–0.6 L/min |
| Maximum Vacuum Pressure | >20,000 Pa |
| Load Capacity | >0.6 L/min at 10,000 Pa |
| Flow Stability | ≤5% |
| Flowmeter Accuracy | ≤±5% (within 6,000 Pa backpressure) |
| Timer Range | 1–99 min (timing error <0.1%) |
| Power Supply | AC 220 V, 50 Hz / DC 7.4 V Li-ion rechargeable battery |
| Continuous Operation Time | ≥6 h (battery-powered) |
| Operating Temperature | −10 °C to +45 °C |
| Dimensions | 210 × 125 × 80 mm |
| Weight (incl. battery) | 1470 g |
| Rated Service Life at Max Flow & Resistance | 5000 h |
| Runtime at Max Flow & Max Resistance | 2–8 h |