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| 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 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 |
| 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-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 |
| 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 | 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-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 | 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 | 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 | 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 |
| 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 | 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 |
| 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 | 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 |
| 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 |
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