Environmental Monitoring Instruments
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| Brand | Protea |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Solus HCl |
| Pricing | Upon Request |
| Brand | Protea |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Solus NH3 |
| Instrument Type | Portable |
| Measurement Principle | Tunable Diode Laser Absorption Spectroscopy (TDLAS) |
| Target Gases | NH₃ and H₂O (simultaneous) |
| Detection Limit | Sub-ppm NH₃ |
| Response Time | ≤1 s |
| Tuning Range | 2–2.5 nm |
| Spectral Resolution | 0.1 nm |
| Optical Material | Zinc Selenide (ZnSe) |
| Detector | Photodiode |
| Optical Path Length | 0.4 m (standard) |
| Sample Volume | 15 mL |
| Measurement Chamber Temperature | 190 °C |
| Sample Flow Rate | 3 L·min⁻¹ |
| Integrated Sampling System | Heated inlet filter, mass flow controller, automated N₂ purge valve, programmable dilution module |
| Enclosure | Carbon-fiber reinforced composite |
| Weight | 10 kg |
| Dimensions | 46 cm × 35 cm × 17.8 cm (4U, 19″ rack-mountable) |
| Compliance | Designed for GLP/GMP-aligned operation |
| Brand | Protea |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | SOLUS |
| Instrument Type | Online |
| Detection Principle | Tunable Diode Laser Absorption Spectroscopy (TDLAS) in Near-Infrared (NIR) |
| Measurement Gases | HCl, NH₃, H₂O (simultaneous or configurable), optionally O₂ (with zirconia sensor) |
| Response Time | < 3 s |
| Sample Volume | 15 mL |
| Integrated Sampling System | Yes (heated filter, purge valve, mass flow control) |
| Housing Material | Carbon fiber composite with thermal insulation |
| Calibration | Zero-point drift-free |
| Brand | Protea |
|---|---|
| Origin | United Kingdom |
| Model | Solus |
| Gas Targets | HCl + H₂O, NH₃ + H₂O |
| Detection Principle | Tunable Diode Laser Absorption Spectroscopy (TDLAS) |
| Form Factor | Portable |
| Sample Volume | 15 mL |
| Response Time | < 3 s |
| Optical Path | Near-Infrared (NIR) |
| Construction | Carbon-fiber chassis with thermal insulation |
| Integrated Components | Heated particulate filter, purge valve, mass flow controller, optional zirconia O₂ sensor and embedded PC |
| Calibration | Zero-point drift-free |
| Compliance Context | Designed for EN 15267-3, MCERTS, EPA Method 320, ISO 14956, and WID (2010/75/EU) emission monitoring applications |
| Brand | Protea |
|---|---|
| Origin | United Kingdom |
| Model | SOLUS-NH3 |
| Instrument Type | Online Gas Analyzer |
| Detection Principle | Tunable Diode Laser Absorption Spectroscopy (TDLAS) in Near-Infrared (NIR) |
| Target Gases | NH₃, HCl (with H₂O compensation) |
| Response Time | < 3 s |
| Sample Volume | 15 mL |
| Integrated Sampling System | Yes (filter, purge valve, mass flow control) |
| Optional Integrated Zirconia O₂ Sensor | Yes |
| Optional Embedded PC | Yes |
| Construction | Carbon-fiber chassis with thermal insulation |
| Calibration | Zero-air–free operation |
| Compliance | Designed for continuous emissions monitoring (CEM) in accordance with EN 15267, MCERTS, and EPA Method 320 derivatives |
| Brand | Proteus |
|---|---|
| Origin | United Kingdom |
| Model | Proteus 40 |
| Instrument Type | Online Analyzer |
| Measurement Principle | UV-Vis Absorbance (275 nm) + Electrochemical/Biosensor Hybrid Detection |
| Measurement Range | 0–600 mg/L COD |
| Accuracy | ±5% FS |
| Repeatability | <±5% RSD |
| LOD | 0.01 mg/L COD |
| Response Time | Continuous Real-Time Output |
| Compliance | CE, UKCA, RoHS |
| Data Transmission | Bluetooth 5.0, RS-485, Modbus TCP, Optional 4G/LTE |
| Brand | Proteus |
|---|---|
| Origin | United Kingdom |
| Model | Proteus 35 |
| Measurement Principle | Fluorescence-based immunomagnetic separation (IMS) coupled with enzymatic β-glucuronidase detection |
| Detection Target | Escherichia coli (E. coli), fecal coliforms, total coliforms |
| BOD Range | 0–300 mg/L |
| COD Range | 0–600 mg/L |
| DOC Range | 0–400 mg/L |
| TOC Range | 0–400 mg/L |
| Temperature Range | −5 to 50 °C |
| pH Range | 0–14 |
| ORP Range | −999 to +999 mV |
| Turbidity (FNU) | 0–500 / 400–5000 |
| DO (Fluorescence) | 0–50 mg/L |
| Conductivity | 0–275 mS/cm |
| Salinity | 0–70 PSS |
| TDS | 0–65 g/L |
| Brand | PSI (Czech Republic) |
|---|---|
| Origin | Czech Republic |
| Model | FMT150 |
| Volume Options | 400 mL / 1000 mL / 3000 mL |
| Temperature Control Range | 5–75 °C (dependent on vessel type) |
| PAR Intensity | Up to 3000 µmol photons·m⁻²·s⁻¹ (configurable per wavelength) |
| Light Sources | Red, Blue, White LEDs (single/dual/multi-spectral) |
| Fluorescence Detection | Dual-modulation chlorophyll fluorometer (F₀, Fₘ, Fₘ′, QY, ΦPSII) |
| Optical Density | OD₆₈₀ & OD₇₂₀ via PIN photodiode + bandpass filter (665–750 nm) |
| Gas Control | Optional GMS high-precision gas mixing system (N₂, air, CO₂, O₂) |
| pH/DO/CO₂ Sensing | Optional calibrated electrochemical sensors |
| Pump Capacity | Up to 8 per unit (PP600 peristaltic pumps) |
| Software | PSI FMT150 Control Suite (Basic & Advanced editions, FDA 21 CFR Part 11–compliant audit trail optional) |
| Compliance | CE-marked |
| Brand | PSI |
|---|---|
| Origin | Czech Republic |
| Model | MC1000 |
| Channel Count | 8 |
| Culture Vessel Capacity | 100 mL (max. 85 mL working volume) |
| Optical Density Monitoring | OD₆₈₀ & OD₇₂₀ per channel |
| Light Source | Tunable LED array (0–2500 µmol/m²/s), wavelength options include 405 nm, 450 nm, 470/475 nm, 530/540 nm, 590 nm, 615 nm, 660 nm, 730 nm |
| Temperature Control | Water-bath heating (150 W), standard range: ambient +5°C to 60°C |
| optional refrigerated range | 15–60°C |
| Water Bath Volume | 5 L |
| Gas Mixing | Optional GMS150 precision gas blending system (N₂/air/CO₂) |
| Dissolved O₂ & CO₂ Monitoring | Optional 8-channel electrochemical/O₂ sensor and NDIR CO₂ analyzer (0–5% or 0–15% range, resolution ≤1 ppm) |
| Fluorescence Module | Optional probe-based or cuvette-based measurement of Ft, QY, OJIP, NPQ, and light-response curves |
| Software | PBR Control Suite (Basic or Advanced Edition), supporting real-time regression analysis, database logging, GUI-based protocol scheduling, email alerts, and GLP-compliant audit trail (Advanced Edition) |
| Power Supply | 110–240 V AC |
| Dimensions | 71 × 33 × 21 cm |
| Weight | 13 kg |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | PTB-1500 |
| Instrument Type | Portable |
| Biological Indicator | *Aliivibrio fischeri* (lyophilized bioluminescent bacteria) |
| Dynamic Range | ≥10⁶ |
| Sample Tube Dimensions | Ø12 mm × 47–75 mm |
| Communication Interface | RS-232C |
| Measurement Duration | 0–99 s (1 s increments) |
| Data Storage Capacity | ≥2,000 test records |
| Operating Temperature | 15–40 °C |
| Display | Backlit LCD |
| Power Supply | AC 220 V ±10%, 50 Hz, 35 W |
| Rechargeable Battery | 3.7 V, 5000 mAh Li-ion |
| Operating Humidity | 10–90% RH (non-condensing) |
| Dimensions (L×W×H) | 320 × 170 × 180 mm |
| Weight | 2.0 kg (including battery) |
| Reagent Shelf Life | Up to 7 days post-reconstitution at 4 °C |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | PTB-2010 |
| Instrument Type | Portable Water Sampler |
| Pump Tube Diameter | 10 mm |
| Max. Suction Head | 7.2 m |
| Flow Rate | 2.4 L/min (at 3 m suction head) / 1.5 L/min (at 6 m suction head) |
| Sampling Volume Range | 50–1000 mL (1 mL increment) |
| Sampling Precision | ±8 mL |
| Sampling Interval | 3–9999 min |
| Operating Temperature | −5°C to +50°C |
| Power Supply | DC 12 V (rechargeable battery or external adapter) |
| Enclosure Rating | IP67 |
| Dimensions | 300 × 260 × 230 mm (L×W×H) |
| Weight | 2 kg |
| Sample Container | External (user-supplied or optional) |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (China) |
| Model | PTB-2012 |
| Price Range | USD 1,400 – 2,800 |
| Instrument Type | Automatic Water Sampler |
| Sampling Mode | Time-Programmed and Volume-Quantified Sampling |
| Form Factor | Portable Water Sampler |
| [Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | PTB-2012 |
| Instrument Type | Portable Refrigerated Water Sampler |
| Sampling Volume | 5–1000 mL per bottle |
| Flow Range | 0–40 m³/s |
| Liquid Level Range | 1–5 m (configurable) |
| Suction Lift | 8 m vertical |
| Clock Accuracy | ≤0.1% |
| Insulation Resistance | >50 MΩ |
| Bottle Capacity | 12 × 1000 mL |
| Input Signals | 4–20 mA, RS232/RS485 |
| Continuous Operation | >3000 h per charge cycle |
| Power Supply | AC 220 V / DC 12 V (rechargeable internal & external batteries) |
| Operating Temperature | −20 °C to +60 °C |
| Sampling Accuracy | ≤±5% |
| Flow Measurement Error | 1–5% (dependent on weir/flume type) |
| Sampling Interval | 1–240 min |
| Horizontal Sampling Distance | ≥50 m |
| Tubing Air-Tightness | ≤−0.05 MPa |
| Refrigerated Chamber Stability | ±2 °C |
| Single-Bottle Volume Range | 500–1000 mL |
| Sampling Modes | Time-based, Flow-proportional, Equal-ratio, Volume-triggered, Level-triggered |
| Sample Distribution | Individual-bottle or Composite sampling |
| Dimensions | 550 × 350 × 560 mm |
| Weight | ~10 kg] |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | PTB-2024 |
| Instrument Type | Portable Water Sampler |
| Sample Container | 24 × 1 L polyethylene wedge-shaped bottles |
| Display | Full-color LCD with Chinese GUI |
| Programmable Start | Date/time or event-triggered delay |
| Security | Software password lock |
| Sampling Modes | Time-based (1 min–6 days) and flow-proportional (with optional flow meter or level sensor) |
| Sample Volume Range | 50–1000 mL per aliquot, 1 mL increment |
| Sampling Precision | ±10 mL |
| Pump Type | High-head peristaltic pump (max. vertical lift: 10 m |
| horizontal reach | 50 m |
| tube ID | 10 mm) |
| Flow Rate | 2.4 L/min (at 3 m suction head) |
| Sampling Interval | 1 min–99 h 59 min |
| Tube Cleaning | Automatic pre- and post-sampling purge (up to 3 cycles), bubble expulsion, and line rinsing |
| Inlet Protection | Integrated filter probe |
| Enclosure Rating | IP67 |
| Housing Material | Acid- and alkali-resistant corrosion-proof polymer |
| Operating Temperature | –5 °C to +50 °C |
| Power Supply | 12 V DC (rechargeable battery or AC adapter) |
| Dimensions | Ø450 mm × 680 mm |
| Weight | 16 kg |
| Communication | 1 × RS232/RS485 digital port |
| Compliance | HJ/T 92–2002 (China Environmental Monitoring Technical Specification for Surface Water and Wastewater) |
| Origin | UK |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | PTB-740SS |
| Power Supply | Rechargeable Li-ion battery |
| Display | 5-digit graphical LCD |
| Measurement Ranges | 0–100 / 0–1,000 / 0–10,000 / 0–20,000 mg/L (user-selectable) |
| Max Range | 0–20,000 mg/L |
| Min Range | 0–50 mg/L |
| Units | mg/L, g/L, ppm, FTU, NTU, % SS |
| Resolution | 0.01 (full-scale dependent) |
| Repeatability | ±1% FSD |
| Storage Temp. | −20 °C to +60 °C |
| Operating Temp. | Host: −20 °C to +60 °C |
| Probe | 0 °C to +60 °C |
| Optical Principle | 880 nm infrared light scattering and attenuation |
| Ingress Protection | IP65 (host), IP68 (probe) |
| Housing Material | ABS (host), black acetal-acrylamide copolymer (probe) |
| Cable Length | Standard 5 m (marked every 1 m |
| Response Time | <0.5 s |
| Flow Independence | Immune to water velocity effects |
| Weight | 1.1 kg |
| Dimensions (H×W×D) | 224 × 106 × 39 mm |
| Calibration Kit | PTB-CAL-101940 (Fulcrum Earth suspension, 20 g × 5 vials) |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | PTB-SS1000 |
| Price | Upon Request |
| Instrument Type | Portable |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic (China) |
| Model | PTB2013 |
| Price | Upon Request |
| Display | Large LCD with Full Chinese Menu |
| Printer Interface | RS232 |
| Sampling Modes | Time-Proportional & Flow-Proportional |
| Sampling Interval | 3 min – 6 days |
| Sample Volume per Event | 50–1000 mL (1 mL increment) |
| Maximum Composite Samples | 200 |
| Storage Capacity | 256 sets of flow data (date/time, instantaneous & cumulative flow) |
| Pump Type | Peristaltic |
| Tubing ID | 10 mm |
| Suction Lift | 7.2 m |
| Flow Rate | 2.4 L/min @ 3 m suction head |
| Sampling Depth | 2–18 m |
| Sampling Accuracy | ±8 mL (inter-sample repeatability) |
| Sample Container | Single 5 L or 10 L PE drum or glass bottle |
| Enclosure Rating | IP65 |
| Housing Material | Acid- and alkali-resistant polymer |
| Operating Temperature | −5 °C to +50 °C |
| Power Supply | AC 220 V or optional battery |
| Power Consumption | 45 W |
| Auto-Rinse Cycles | 0–2 per sampling event |
| Programmable Protocols | 10 user-storable methods |
| Flow Input Compatibility | Pulse (5–15 V positive), 4–20 mA analog, ultrasonic/pressure level sensors |
| Weir/Flume Support | Parshall, Palmer-Bowlus, Palmer-type, triangular, rectangular, trapezoidal weirs |
| Brand | PTI (USA) |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | OMD-780 |
| Measurement Principle | Thermal Conductivity Detection |
| H₂ Range Options | 0–1% |
| Accuracy | ±1% FS (air matrix), ±0.5% FS (CO₂ matrix), ±0.1% FS (CO₂ concentration mode) |
| Response Time | ≤10 s |
| Operating Pressure | 0–1.0 MPa |
| Ambient Temperature Range | −30 °C to +60 °C |
| Storage Temperature | −40 °C to +70 °C |
| Display | 800×480 true-color TFT touchscreen |
| Power Supply | 220 VAC ±10%, 50 Hz / Rechargeable Li-ion battery (≥8 h continuous operation) |
| Data Logging | 128 entries with timestamp, local storage & export capability |
| Calibration | Field-executable zero/span calibration |
| Mesh Size (PTN-13) | 125 µm (0.112 mm) |
|---|---|
| Mesh Size (PTN-25) | 200 µm (0.064 mm) |
| Net Length | 50 cm |
| Ring Inner Diameter | 20 cm |
| Net Material | Monofilament Nylon |
| Collector Tube | Anodized Aluminum with Brass Valve |
| Optional Stainless Steel Lanyard | Ø3 mm PVC-coated wire rope with Ø4 mm stainless steel snap hook |
| Brand | PULL |
|---|---|
| Origin | Shaanxi, China |
| Model | PLD-11901 |
| Instrument Type | Benchtop Water Quality Analyzer |
| Detection Principle | Gravimetric Filtration (0.45 µm membrane) |
| Filter Membrane | Glass Fiber or Quantitative Filter Paper (φ50 mm or φ60 mm, pore size 0.45 µm) |
| Drying Temperature | 103–105 °C (controlled at 104 ± 1 °C) |
| Weighing Accuracy | ≥ 0.1 mg |
| Vacuum Pressure Range | 20–80 kPa |
| Maximum Vacuum Flow Rate | ≥ 20 L/min |
| Noise Level | ≤ 60 dB(A) |
| Power Supply | AC 220 V ± 10 %, 50 Hz |
| Detection Limit | 2 mg/L |
| Recommended Sample Volume | 100 mL (adjustable for 5–100 mg expected suspended solids mass) |
| Compliance Basis | Aligns with ISO 11923:1997, EPA Method 160.2, and GB/T 11901–1989 |
| Brand | PULUODY |
|---|---|
| Model | DPC-2615 |
| Instrument Type | Handheld |
| Flow Rate | 1.0 L/min |
| Flow Accuracy | ≤ ±5% |
| Timing Accuracy | ≤ ±1 s |
| Repeatability | ≤ ±5% |
| Size Distribution Accuracy | ≤ ±5% |
| Indication Error | ≤ ±5% |
| PM Measurement Channels | PM1.0, PM2.5, PM10, TSP |
| Mass Concentration Range | 0–10 mg/m³ (extendable to 100 mg/m³) |
| Laser Source | IEC 60825-1 Class 2 |
| Response Time | 1 s |
| Data Storage Capacity | ≥ 7,000,000 records |
| Battery Life | ≥ 4.5 h @ 25°C, 50% RH |
| Operating Temperature | −20 to +60°C |
| Relative Humidity Range | 0–99% RH |
| Atmospheric Pressure Range | 86–110 kPa |
| Power Input | DC 16.8 V / 1 A |
| Rated Power | 4.1 W |
| Display | 3.5-inch touchscreen |
| Dimensions | 175 × 105 × 65 mm |
| Weight | 0.89 kg |
| Calibration Traceability | NIST-traceable standard particles |
| Compliance Standards | HJ 1263–2022, WS/T 206–2001, LD 98–1996, GB/T 45795–2025, AQ/T 4268–2015 |
| Brand | PULUODY |
|---|---|
| Model | DPC-2615A |
| Instrument Type | Handheld |
| Flow Rate | 1 L/min |
| Flow Accuracy | ≤±5% |
| Timing Error | ≤±1 s |
| Repeatability | ≤±5% |
| Size Distribution Error | ≤±5% |
| Indication Error | ≤±5% |
| PM1.0 Accuracy | ±9.5% or ±7.5 µg/m³ |
| TSP Accuracy | ±15% or ±25 µg/m³ |
| Operating Temperature | −20–60 °C |
| Relative Humidity Range | 0–99% RH |
| Atmospheric Pressure Range | 86–110 kPa |
| Response Time | 1 s |
| Data Storage Capacity | ≥7,000,000 records |
| Battery Life | ≥4 h (25 °C, 50% RH) |
| Laser Source | IEC 60825-1 Class 2 |
| Compliance Standards | HJ 1263–2022, WS/T 206–2001, LD 98–1996, GB/T 45795–2025, AQ/T 4268–2015 |
| Brand | PULUODY |
|---|---|
| Origin | Shaanxi, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | PLD-11901 |
| Instrument Type | Benchtop Laboratory Analyzer |
| Filtration Pore Size | 0.45 µm |
| Filter Diameter | φ50 mm or φ60 mm |
| Drying Temperature Control | 104 ± 1 °C |
| Gravimetric Accuracy | ≥0.1 mg |
| Maximum Vacuum Pressure | ≥80 kPa |
| Vacuum Adjustment Range | 20–80 kPa |
| Airflow Rate | ≥20 L/min |
| Acoustic Noise Level | ≤60 dB(A) |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Detection Limit | 2 mg/L |
| Recommended Sample Mass Range | 5–100 mg (corresponding to 100 mL sample volume at typical concentrations) |
| Brand | PULUODY |
|---|---|
| Origin | Shaanxi, China |
| Model | PLD-11901 |
| Instrument Type | Portable Suspended Solids Analyzer |
| Detection Principle | Gravimetric Filtration (0.45 µm membrane) |
| Filtration Membrane | Glass fiber or quantitative filter paper (φ50 mm or φ60 mm, pore size 0.45 µm) |
| Drying Temperature | 104 ± 1 °C |
| Weighing Accuracy | ≥ 0.1 mg |
| Vacuum Pressure Range | 20–80 kPa |
| Maximum Vacuum | ≥ 80 kPa |
| Airflow Rate | ≥ 20 L/min |
| Noise Level | ≤ 60 dB(A) |
| Power Supply | AC 220 V ± 10%, 50 Hz |
| Detection Range | 2–1000 mg/L (practical optimal range: 5–100 mg suspended solids per sample) |
| Sample Volume | 100 mL (adjustable based on expected concentration) |
| Compliance Basis | ASTM D5907, ISO 11923, EPA Method 160.2, GB/T 11901–1989 |
| Brand | PULUODY |
|---|---|
| Origin | Shaanxi, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | PLD-11901 |
| Instrument Type | Laboratory Water Quality Analyzer |
| Detection Parameter | Suspended Solids (SS) in Surface Water, Groundwater, Domestic Wastewater, and Industrial Effluents |
| Filtration Pore Size | 0.45 µm |
| Filter Diameter | φ50 mm or φ60 mm |
| Drying Temperature Range | 103–105 °C |
| Weight Precision | ≥0.1 mg |
| Maximum Vacuum Pressure | ≥80 kPa |
| Vacuum Adjustment Range | 20–80 kPa |
| Airflow Rate | ≥20 L/min |
| Noise Level | ≤60 dB(A) |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Detection Limit | 2 mg/L |
| Gravimetric Accuracy Endpoint | ≤0.4 mg mass difference between consecutive weighings |
| Brand | PULUODY |
|---|---|
| Model | PMT-2DRD |
| Detection Principle | Capacitive Sensing with Dual-Laser Narrow-Beam Optical Verification |
| Detection Range | 0.5–20.0 µm (standard) |
| Accuracy | ±3% typical |
| Sampling Precision | <±1% |
| Coincidence Limit | ≤2.5% error at 1000 particles/mL |
| Repeatability | 5% |
| Power Input | 100–265 VAC, 50–60 Hz |
| Output Interface | 4–20 mA analog signal with configurable particle concentration alarm |
| Compliance Standards | JJG 1061, ISO 21501-4, USP <788> & <789>, ASTM F3232 |
| Software Platform | PULUODY V8.3 Integrated Analysis Suite (PC & tablet-compatible) |
| Display & Control | Color LCD touchscreen + optional wireless keyboard/mouse |
| Sample Delivery | Precision metering piston pump with electromagnetic flow regulation |
| Data Output | Particle count per mL and ISO 4406 / NAS 1638 contamination code reporting |
| Brand | PULUODY |
|---|---|
| Model | PSD-351B |
| Origin | Shaanxi, China |
| Instrument Type | Laboratory Water Quality Analyzer |
| Application Scope | Surface Water, Groundwater, Domestic Wastewater, Industrial Effluent, Oilfield Injection Water |
| Compliance Standards | SY/T 5329–2012, GB 11901–1989, GB/T 606–2006, GB/T 11133–2015, GB 7600–2014 |
| Gas Source | Nitrogen (externally supplied or optional integrated regulator) |
| Filter Diameter | φ43 mm |
| Housing Materials | Corrosion-resistant stainless steel + optical-grade acrylic |
| Pressure Regulation | Integrated pressure-reducing valve, precision pressure gauge, and dual-stage flow control valves |
| Temperature Monitoring | Digital electronic thermometer (±0.5 °C accuracy) |
| Timing | Manual stopwatch interface with synchronized logging capability |
| Membrane De-airing Function | Integrated venting mechanism to eliminate air bubbles on membrane surface |
| Filtration Mode | Constant-pressure gravimetric filtration |
| Brand | PULUODY |
|---|---|
| Origin | Shaanxi, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | PSD-351B |
| Instrument Type | Portable Water Quality Analyzer |
| Detection Targets | Surface Water, Groundwater, Domestic Wastewater, Industrial Effluent, Oilfield Injection Water |
| Applicable Standards | SY/T 5329–2012, GB 11901–1989, GB/T 7600, GB/T 11133, GB/T 606 |
| Gas Source | Nitrogen (optional or customer-supplied) |
| Filter Diameter | φ43 mm |
| Sample Volume Capacity | 3500 mL |
| Dimensions (L×W×H) | ≤500×500×800 mm |
| Construction Materials | Organic Glass (PMMA), Stainless Steel, Corrosion-Resistant Components |
| Pressure Regulation System | Integrated Inlet Pressure Control with Relief Valve, Pressure Gauge, Inlet/Outlet Valves |
| Temperature Measurement | Digital Thermometer |
| Timing Method | Precision Stopwatch |
| Filtration Module | Bubble-Elimination Enabled High-Molecular-Weight Membrane Holder |
| Brand | PULUODY |
|---|---|
| Origin | Shaanxi, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic |
| Model | PULL-GP20-1000 |
| Instrument Type | Standard Gas Sampler |
| Configuration | Single-Port Sampling Cylinder |
| Flow Range | 0–20 L/min |
| Maximum Sampling Pressure | 0–20 MPa |
| Flow Stability | ±1% FS |
| Flowmeter Accuracy | ±1% FS |
| Service Life Under Max Flow & Backpressure | ≥100,000 cycles |
| Continuous Operation at Max Flow & Backpressure | 24 h |
| Working Pressure Range | 4–20 MPa |
| Burst Pressure Rating | 7–38 MPa |
| Operating Temperature Range | –60 °C to +80 °C |
| Cylinder Material | ASTM A240 UNS S31603 (316L stainless steel) or GB/T 1220 1Cr18Ni9Ti |
| Internal Coating (Optional) | PTFE lining |
| Pressure Gauge | Integrated bourdon-tube gauge with direct-read dial |
| Valve Configuration | Dual-valve assembly — one standard needle valve, one pressure-relief safety valve with burst disc |
| Mounting Bracket | 304 stainless steel support stand (optional) |
| Volume Capacity | 1000 mL |
| Compliance | SH/T 0233–1992, SY/T ZJ1045 |
| Brand | PULUODY |
|---|---|
| Origin | Shaanxi, China |
| Model | PULL-GP20-300 |
| Instrument Type | Single-Channel Cryogenic Gas/Liquid Sampler |
| Flow Range | 0–20 L/min |
| Maximum Operating Pressure | 4–20 MPa |
| Flow Stability | ≤5% over 1 h |
| Flowmeter Accuracy | ≥±2.5% FS |
| Service Life at Max Flow & Backpressure | ≥5000 h |
| Continuous Operation Duration at Max Flow & Backpressure | 8 h |
| Construction Material | ASTM A240 316L Stainless Steel |
| Operating Temperature Range | –190 °C to +80 °C |
| Volumetric Capacity Options | 100 mL to 5000 mL |
| Compliance | SH/T 0233–1992 (Liquefied Petroleum Gas Sampling Method) |