Environmental Monitoring Instruments
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| Origin | Japan |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | DIK-5212 |
| Quotation | Upon Request |
| Ceramic Probe Tip | Porous Alumina-Coated SUS316L, Ø13 mm × 20 mm |
| Pore Size | 100 µm |
| Standard Probe Length | 80 cm (customizable from 10–100 cm) |
| Drill Bit | SUS304, Ø13 mm × 16 mm, 60° tip angle |
| Optional Accessories | Portable O₂ Concentration Meter, 50 mL Vacuum Syringe |
| Brand | DINGBLUE |
|---|---|
| Origin | Beijing, China |
| Model | WA-15 |
| Sampling Principle | Liquid Impaction via Tangential Cyclonic Flow |
| Sample Collection Medium | Aqueous Liquid (e.g., PBS, Viral Transport Medium) |
| Compatibility | Standard 15 mL or 50 mL Conical Centrifuge Tubes / Cryovials |
| Operating Temperature Range | −10 °C to 45 °C |
| Weight | < 2.5 kg |
| Power Supply | Rechargeable Li-ion Battery (≥8 h continuous operation) |
| Touchscreen Interface | 5-inch capacitive display with intuitive sampling protocol setup |
| Adjustable Sampling Duration | 1–60 min (1 sec resolution) |
| Cut-off Diameter (50% collection efficiency) | ≤ 0.65 µm (at 120 L/min flow rate) |
| Flow Rate | 100–130 L/min (calibrated, ±2% accuracy) |
| Compliance | Designed per ISO 14698-1:2003 (Biocontamination control), ASTM E2997-15 (Standard Practice for Bioaerosol Sampling), and aligned with CDC/NIOSH bioaerosol sampling guidance |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | Diviner2000 |
| Pricing | Upon Request |
| Instrument Type | Soil Moisture / Water Potential Analyzer |
| Measurement Principle | Frequency Domain Reflectometry (FDR) |
| Max. Profile Points | 99 |
| Depth Options | 0.7 m / 1.0 m / 1.6 m |
| Display Unit Dimensions | 190 × 38 × 45 mm |
| Display Unit Weight | 900 g |
| Power Supply | 13.8 VDC, 800 mA Charger |
| Measurement Accuracy | ±1% volumetric water content |
| PVC Access Tube Lengths | 1.0 m / 1.5 m / 2.0 m |
| Probe Total Lengths | 1.13 m / 1.53 m / 2.13 m |
| Measurement Range | Dry to Saturation |
| Brand | Dianjiangkeji |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | DJ-2132 |
| Pricing | Upon Request |
| Brand | DJI |
|---|---|
| Origin | Shenzhen, China |
| Model | M300 RTK |
| Frame Material | Carbon Fiber Composite |
| Motor Layout | Quadcopter (X-configuration) |
| Diagonal Motor Span | 895 mm |
| Dimensions (unfolded) | 810 × 670 × 430 mm |
| Dimensions (folded) | 430 × 420 × 430 mm |
| Empty Weight | 3.6 kg (excl. batteries) |
| Max Payload Capacity | 2.7 kg |
| Max Takeoff Weight | 9 kg |
| Hovering Accuracy (with RTK) | ±0.1 m (horizontal & vertical) |
| Max Tilt Angle | 30° |
| Max Ascent Speed | 6 m/s (S-mode), 5 m/s (P-mode) |
| Max Descent Speed | 5 m/s (S-mode), 3 m/s (P-mode) |
| Max Wind Resistance | 15 m/s |
| Max Forward Flight Speed | 23 m/s (S-mode), 17 m/s (P-mode) |
| Max Operating Altitude | 5000 m (standard propellers), 7000 m (high-altitude propellers) |
| Max Hover Time (no payload) | 55 min |
| Battery Type | Hot-swappable Intelligent Flight Batteries (dual) |
| GNSS Systems | GPS, GLONASS, BeiDou, Galileo |
| Operating Temperature Range | –20°C to +50°C |
| Visual Sensing Range (front/rear/sides) | 0.7–40 m |
| Visual FOV (front/rear/down) | 65° (H), 50° (V) |
| Visual FOV (left/right/up) | 75° (H), 60° (V) |
| Infrared Sensing Range | 0.1–8 m |
| Infrared FOV | 30° (±15°) |
| Remote Control Frequency Bands | 2.4 GHz + 5.8 GHz |
| Transmission Range | 15 km (NCC/FCC), 8 km (CE/MIC/SRRC) |
| Origin | China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | M600 Pro |
| Pricing | Upon Request |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | DLY-2 |
| Pricing | Upon Request |
| Ion Concentration Range | 10–1.999×10⁹ ions/cm³ |
| Minimum Resolution | 10 ions/cm³ |
| Ion Mobility Ranges | 0.15, 0.04, and 0.004 cm²/V·s (3-step selection) |
| Air Sampling Velocity | 180 cm/s or 35 cm/s (dual-mode) |
| Response Time Constant | ≈15 s |
| Measurement Accuracy | ±10% for ion concentration |
| Power Supply | DC 12 V (rechargeable sealed lead-acid battery) or AC 220 V (50 Hz) |
| Operating Environment | −0 to +40 °C |
| Compliance | GB/T 18809–2002 |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | DLY-2G |
| Pricing | Available Upon Request |
| Ion Concentration Range | 10–1.999×10⁹ ions/cm³ |
| Resolution | 10 ions/cm³ |
| Ion Mobility Ranges | 0.15, 0.04, and 0.004 cm²/V·s (3 selectable ranges) |
| Air Sampling Velocity | 180 cm/s or 35 cm/s |
| Response Time Constant | ~15 s |
| Accuracy | ±10% for ion concentration and ion mobility |
| Power Supply | DC 14.4 V (rechargeable sealed battery), AC 220 V / 110 V (optional) |
| Operating Environment | −0 to +40 °C, ≤90% RH (short-term operation permitted above 90% RH) |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | DLY-3 |
| Price Range | USD 2,800 – 7,000 |
| Ion Concentration Range | 10–1.999×10⁹ ions/cm³ |
| Resolution | 10 ions/cm³ |
| Ion Mobility Ranges | 1.0 / 0.4 / 0.15 cm²/V·s (3-step selectable) |
| Air Sampling Velocity | 180 cm/s |
| Response Time Constant | ~15 s |
| Accuracy | ±10% for concentration and mobility |
| Power Supply | DC 14.4 V (rechargeable sealed battery) or AC 220 V / 110 V (optional) |
| Operating Environment | −0 to +40 °C, ≤90% RH (short-term operation permitted above 90% RH) |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (China) |
| Model | DLY-3G |
| Price Range | USD 2,800 – 7,000 |
| Ion Concentration Range | 10–1.999×10⁹ ions/cm³ |
| Resolution | 10 ions/cm³ |
| Ion Mobility Ranges | 1.0 / 0.4 / 0.15 cm²/V·s (3-range selectable) |
| Sampling Air Velocity | 180 cm/s |
| Response Time Constant | ~15 s |
| Accuracy | ±10% (ion concentration & mobility) |
| Power Supply | DC 12 V or AC 220 V |
| Operating Environment | −0 to +40 °C, ≤90% RH |
| Compliance | GB/T 18809–2002 |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | DLY-4 |
| Pricing | Available Upon Request |
| Ion Concentration Range | 1–1.999×10⁹ ions/cm³ |
| Resolution | 1 ion/cm³ |
| Ion Mobility Ranges | 1.0 / 0.4 / 0.15 cm²/(V·s) (3-step selection) |
| Sampling Airflow Velocity | 180 cm/s |
| Response Time Constant | ~15 s |
| Accuracy | ±10% for ion concentration and ion mobility |
| Power Supply | DC 12 V or AC 220 V |
| Operating Environment | –0 to +40 °C, ≤90% RH (short-term operation permitted above 90% RH) |
| Compliance | GB/T 18809–2002 |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | DLY-4G-232 |
| Pricing | Available Upon Request |
| Ion Concentration Range | 10–1.999×10⁹ ions/cm³ |
| Resolution | 1 ion/cm³ |
| Ion Mobility Ranges | 1.0 / 0.4 / 0.15 cm²/(V·s) (3-step selectable) |
| Sampling Air Velocity | 180 cm/s |
| Response Time Constant | ≈15 s |
| Accuracy | ±10% for ion concentration and mobility |
| Interface | RS-232 serial port |
| Power Supply | DC 14.4 V or AC 220 V / 110 V (configurable) |
| Operating Environment | −0 to +40 °C, ≤99 % RH |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | DLY-5 |
| Pricing | Upon Request |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | DLY-5G |
| Price Range | USD 2,800 – 7,000 |
| Detection Range | 10–1.999×10⁹ ions/cm³ |
| Resolution | 10 ions/cm³ |
| Ion Mobility | 0.15 cm²/V·s |
| Sampling Airflow Velocity | 180 cm/s |
| Response Time Constant | ~15 s |
| Accuracy | ±10% for ion concentration and mobility |
| Power Supply | DC 12 V (rechargeable Li-ion battery) or AC 220 V |
| Operating Environment | −0 °C to +40 °C, ≤90% RH (short-term operation permitted >90% RH) |
| Compliance | GB/T 18809–2002 |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (China) |
| Model | DLY-6A1 |
| Price Range | USD 700–1,400 |
| Measurement Range | 1–1.5×10⁶ ions/cm³ |
| Polarity Detection | Positive and/or Negative Ions |
| Resolution | 2 ions/cm³ |
| Measurement Cycle | 60 seconds |
| Selectable Modes | Negative Ion Only / Positive Ion Only / Dual Polarity (Simultaneous ±) |
| Ion Mobility | 0.4 cm²/(V·s) |
| Dimensions | 15 × 9 × 4.5 cm |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | DLY-6A2 |
| Price Range | USD 1,400 – 2,800 |
| Measurement Range | 1–1.5×10⁶ ions/cm³ |
| Polarity Detection | Positive and/or Negative Ions |
| Resolution | 2 ions/cm³ |
| Measurement Cycle | 60 seconds |
| Selectable Modes | Negative Ion Only / Positive Ion Only / Bipolar (Simultaneous ±) |
| Ion Mobility | 0.4 cm²/(V·s) |
| PC Connectivity | USB-to-Serial (CP210x VCP Driver), Windows XP/7/8/10 Compatible |
| Data Output | Real-time & Averaged Values, Time-Series Curve Plotting, Local Disk Storage (CSV/Proprietary Binary) |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (China) |
| Model | DLY-6A3 |
| Price Range | USD 1,400 – 2,800 |
| Ion Measurement Range | 1–1.5×10⁶ ions/cm³ |
| Polarity | Positive or Negative |
| Resolution | 2 ions/cm³ |
| Measurement Cycle | 60 seconds |
| Mobility | 0.4 cm²/(V·s) |
| PM2.5 Detection | Integrated optical scattering sensor |
| Data Interface | USB-to-Serial (CP210x chipset) |
| PC Compatibility | Windows XP/7/8/10 |
| Software | KT.exe with real-time plotting, parameter configuration, and dual-mode data logging (instant/average) |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | DLY-6E |
| Price Range | USD 1–700 (FOB) |
| Detection Range | 10–399,900 ions/cm³ |
| Minimum Resolution | 10 ions/cm³ |
| Ion Mobility | 0.4 cm²/(V·s) |
| Power Supply | Rechargeable sealed lead-acid battery (220 V AC or 12 V DC automotive charging compatible) |
| Housing | Anodized aluminum alloy chassis |
| Display | Backlit LCD showing real-time ion concentration (ions/cm³) |
| Calibration Standard | Traceable to GB/T 18809–2002 and aligned with ISO 8503-2 (Air Ion Measurement — Parallel-Plate Collector Method) |
| Operating Environment | −10 °C to +50 °C, ≤90% RH (non-condensing) |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (China) |
| Model | DLY-6EU |
| Price Range | USD 0.14 – 714.29 |
| Ion Mobility | 0.4 cm²/V·s |
| Dimensions | 180 × 100 × 50 mm |
| Power | Rechargeable Li-ion battery + AC adapter |
| Data Interface | USB |
| Display | Integrated LCD |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (China) |
| Model | DLY-6N3 |
| Price Range | USD 0.14 – 714.29 |
| Detection Range | 10–3999 × 10⁰ ions/cm³ |
| Resolution | 10 ions/cm³ |
| Ion Mobility | 0.4 cm²/(V·s) |
| Dimensions | 18 × 10.5 × 5 cm |
| Power Supply | Sealed maintenance-free rechargeable battery (AC 220 V or 12 V automotive battery compatible) |
| Sensor Type | Gold-plated parallel-plate air ion collector (Wesix principle) |
| Display | LCD, direct readout in ions/cm³ |
| Compliance | GB/T 18809–2002 (Chinese National Standard for Air Ion Measurement Instruments) |
| 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 | Doctor Water |
|---|---|
| Origin | Hunan, China |
| Model | Dr-M1204P |
| Instrument Type | Portable |
| Measurement Principle | Electrochemical (Clark-type polarographic sensor) |
| Measurement Range | 0–50 mg/L |
| Accuracy | ±1% FS |
| Resolution | 0.001 mg/L |
| Calibration | Two-point calibration (air-saturated water & zero-oxygen solution) |
| Detection Limit | 0.001 mg/L |
| Temperature Compensation | Automatic (0–50 °C) |
| Display | 5-inch HD color TFT touchscreen |
| Data Storage | Up to 1,000,000 records |
| Power Supply | Rechargeable Li-ion battery + USB-C AC adapter |
| Electrode Protection Rating | IP68 |
| Operating Environment | 0–50 °C, ≤85% RH (non-condensing) |
| Electrode Cable Length | Standard 3–5 m (customizable) |
| Multi-parameter Capability | Supports simultaneous or sequential measurement of DO, pH, EC, TDS, ORP, turbidity, temperature, salinity, chlorophyll-a, phycocyanin, suspended solids, free chlorine, COD, ammonia nitrogen, oil-in-water |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | Dr-M16 |
| Digestion Method | Rapid Digestion |
| Heating Module | Integrated Aluminum Block with Uniform Heat Distribution |
| Batch Capacity | 16 × Φ16 mm tubes (0–10 mL per tube) |
| Temperature Range | Ambient to 200 °C (reaches 165 °C in ≤10 min) |
| Temperature Accuracy | ±2 °C (displayed value error) |
| Temperature Uniformity | ≤2 °C across block |
| Timer Range | 0–24 h |
| Timer Precision | ±0.2 s/h |
| Rated Power | 560 W |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Operating Environment | 5–40 °C, RH ≤85% (non-condensing) |
| Safety Protections | Overtemperature cutoff (>210 °C), timed auto-shutdown, audible/visual alarms for heating completion and overtemp events |
| Housing Material | Flame-retardant ABS + stainless steel structural frame |
| Display | 7-inch full-color TFT touchscreen with six dedicated touch-control modules |
| Language Support | Default Chinese UI |
| Preloaded Methods | COD (Standard & Low-COD), Total Phosphorus (TP), Total Nitrogen (TN) |
| Software Upgradability | Yes, via USB or optional network interface |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Model | Dr-W120 |
| Instrument Type | Portable |
| Measurement Principle | Optical (LED-based colorimetric method with interference-compensated photometry) |
| Measurement Range (DO) | 0.20–15.00 mg/L |
| Accuracy | ≤ ±5% |
| Repeatability | ≤ ±2% |
| Detection Limit | 0.20 mg/L |
| Wavelength Range | 330–900 nm |
| Wavelength Accuracy | ±5 nm |
| Absorbance Resolution | 0.001 Abs |
| Optical Stability | ≤ ±0.005 Abs/20 min |
| Display | 5-inch HD color capacitive touchscreen |
| Power Supply | Rechargeable Li-ion battery + AC adapter |
| Data Storage | 1,000,000 measurement records |
| Interface | USB Type-C (charging & data transfer) |
| Calibration Modes | Blank, Factor, and Curve calibration |
| Language Support | English / Chinese switchable |
| Sample Format | 16 mm and 25 mm round cuvettes |
| Light Source | Imported long-life cold LED (≥100,000 h) |
| Housing Material | Corrosion-resistant ABS |
| Printer | Built-in thermal printer |
| Readout Units | mg/L, ppm, or Abs |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Model | W600 |
| Detection Principle | Chlorophyll Fluorescence Method |
| Chlorophyll-a Range | 0.01–500 µg/L |
| Detection Limit | 0.01 µg/L |
| Cyanobacteria Range | 0–40 × 10⁶ cells/L |
| Resolution | 1 × 10⁴ cells/L (cyanobacteria), 0.01 µg/L (chlorophyll-a) |
| Accuracy | ±5% |
| Display | 8-inch IPS capacitive touchscreen (1024 × 768) |
| Operating System | Android-based embedded OS |
| Power | Rechargeable Li-ion battery + AC adapter |
| Data Storage | ≥10 million records |
| Connectivity | USB, Wi-Fi, Bluetooth, 4G |
| Compliance | Designed for field-deployable water quality monitoring per ISO 10260, ASTM D3921, and EPA Method 445.0 (fluorometric chlorophyll-a) |
| Origin | Shenzhen |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (China) |
| Model | DIT-KDY-125 |
| Price | Upon Request |
| Brand | Dongshen Electronics (DSE) |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | FluviusTT |
| Pricing | Available Upon Request |
| Brand | Dongshen Electronics (DSE) |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | KanalisTT |
| Pricing | Available Upon Request |
| Brand | Doctor Water |
|---|---|
| Origin | Hunan, China |
| Model | Dr-BOD(6T) |
| Measurement Principle | Mercury-Free Pressure-Difference Method |
| BOD5 Range | 0–4000 mg/L |
| Accuracy | Compliant with Standard BOD5 Accuracy Requirements (Glucose-Glutamic Acid Reference Standard: 180–230 mg/L) |
| Sample Capacity | 6 Independent Channels |
| Incubation Temperature | 20 ± 1 °C |
| Data Logging Interval | Every 2 Hours |
| Incubation Duration | 1–30 Days |
| Bottle Volume | 580 mL |
| Data Storage Capacity | 100,000 Records |
| Stirring Modes | Continuous or Intermittent |
| Power Supply | AC 110–220 V, 50/60 Hz |
| Rated Power | 10 W |
| Battery Backup | Rechargeable Li-ion per Channel |
| Compliance | ASTM D5210, ISO 5815-1:2019, EPA 405-B-16-001 |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Model | Dr-M1100 |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Detection Principle | Electrochemical Sensing |
| Measured Parameters | pH, Dissolved Oxygen (DO), Electrical Conductivity (EC), Turbidity, Temperature, Oxidation-Reduction Potential (ORP), Total Dissolved Solids (TDS), Chlorophyll-a, Phycocyanin (Blue-Green Algae), Suspended Solids (SS), Residual Chlorine, COD (via electrochemical proxy), Ammonia-Nitrogen (NH₃-N), Hydrocarbon Oil, Salinity |
| pH Range | 0–14 pH |
| Display | 8-inch HD color TFT touchscreen |
| Data Storage | 1,000,000 measurement records |
| Power Supply | Rechargeable Li-ion battery + AC adapter |
| Electrode Protection Rating | IP68 |
| Operating Environment | 0–50 °C, ≤85% RH (non-condensing) |
| Electrode Cable Length | 3–5 m (customizable) |
| Communication | USB interface |
| Reading Modes | Real-time, Timed, Interval |
| Auto Temperature Compensation | Yes |
| Number of Independent Sensor Ports | 6 (expandable to 8–12) |