Environmental Monitoring Instruments
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| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | CEMS1250 |
| Instrument Type | Flue Gas Continuous Emission Monitoring System |
| Measurement Accuracy | ±2.5% FS |
| Repeatability | ±2% FS |
| Response Time | 200 s |
| Long-term Stability | ±5% FS |
| Measured Parameters | SO₂, NO, O₂, Particulate Matter (PM) Concentration, Flue Gas Temperature, Pressure, Velocity, Relative Humidity |
| Derived Outputs | Emission Rate, Total Emissions |
| Sampling Method | Direct Extraction with Cold-Dry Conditioning |
| Certified Low-Range Quantification | SO₂ & NO at 0–45 mg/m³ |
| PM Detection Principle | Laser Forward Scattering |
| PM Certified Range | 0–15 mg/m³ |
| Compliance | Meets Chinese HJ 75–2017 and HJ 76–2017 Technical Specifications for CEMS |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | CEMS1300 |
| Instrument Type | Continuous Emissions Monitoring System (CEMS) |
| Measured Gases | CO₂, SO₂, NO, NO₂ |
| Detection Principle | Non-Dispersive Infrared (NDIR) Spectroscopy |
| Compliance | Certified by China National Environmental Monitoring Centre (CNEMC) for Applicability Testing |
| Data Output | Wet-base, dry-base, and normalized (e.g., 6% O₂) concentration values |
| Calibration | Automated zero/span calibration with diagnostic and alarm functions |
| Connectivity | LAN-based distributed architecture with remote data access capability |
| Regulatory Alignment | Designed to support compliance with China’s HJ 75–2017 and HJ 76–2017 standards |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | CEMS1900 |
| Instrument Type | Continuous Emission Monitoring System (CEMS) |
| Measurement Principle | Fourier Transform Infrared (FTIR) Spectroscopy |
| Accuracy | ≤ ±2% of Full Scale (F.S.) |
| Response Time | ≤ 200 s (typical gases) |
| Thermal Stability | Full-path high-temperature conditioning at 180 °C |
| Measured Gases | SO₂, NO, NO₂, NOₓ, NH₃, HCl, HF, O₂, CO, CO₂, CH₄, H₂O (wet/dry basis & normalized concentrations) |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | LD1200A |
| Pricing | Upon Request |
| Measurement Principle | Laser Forward Light Scattering |
| Safety Rating | Non-Explosive |
| Measurement Range | 0–15 mg/m³ |
| Resolution | 0.1 mg/m³ |
| Accuracy | ±10% of reading |
| Relative Error | ±2% |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM/ODM) |
| Country of Manufacture | China |
| Model | NM1000 |
| Instrument Type | Online Environmental Noise Monitoring System |
| Compliance | GB 3096–2008, GB/T 3222–2009, IEC 61672-1:2013 Class 1, ISO 1996-1:2016, ISO 1996-2:2017 |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | PA2000 |
| Instrument Type | Portable |
| Detection Principle | Catalytic Oxidation + Flame Ionization Detection (FID) |
| Regulatory Compliance | HJ 1012–2018 |
| Detection Limit | Sub-ppb (NMHC) |
| Analysis Cycle | As low as 5 seconds |
| Operating Temperature | Full-path high-temperature heating (≥180 °C) |
| Methane Separation Method | High-efficiency catalytic oxidation (≥98% conversion efficiency) |
| Catalyst Lifetime | ≥3 years |
| Oxygen Measurement | Integrated paramagnetic/O₂ sensor |
| Weight | ~13 kg |
| Carrier Gas | Not required |
| Combustion Air | Built-in compressor — no external air supply needed |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | SG1500 |
| Instrument Type | Portable Flue Gas Analyzer |
| Measurement Accuracy | ±2% FS |
| Repeatability | ≤2% FS |
| Response Time | ≤90 s |
| Baseline Stability | ±2% FS over 24 h |
| Measured Gases | SO₂, NO, O₂, NOₓ, NH₃ |
| Optional Extension | CO₂ |
| Operating Temperature Range (Sampling Path) | Up to 180 °C |
| Display | 7″ Color TFT Touchscreen |
| Data Output | USB Export (1-min & 5-min Averaged Reports), Optional Thermal Printer Support |
| Compliance Features | Built-in Humidity Sensor (wet-to-dry basis conversion), Automatic Leak Check, Flow & Pressure Compensation, Dual-Range Selection for SO₂/NOₓ, Real-time Trend Plotting, GLP-Compliant Audit Trail Logging |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | TOF2000 |
| Instrument Principle | Single-Photon Ionization Time-of-Flight Mass Spectrometry (SPI-TOF-MS) |
| Configuration | Online Fixed/Mobile Deployment |
| Response Time | Sub-second (≤1 s) |
| Analyte Capacity | >300 Atmospheric Volatile Organic Compounds (VOCs) |
| Mass Resolution | >2000 FWHM (Toluene) |
| Linear Dynamic Range | 4 orders of magnitude |
| Vacuum System | Turbo-molecular pump cascade (3-stage) + backing mechanical pump |
| Ionization Source | 10.8 eV VUV lamp (soft ionization) |
| Mass Analyzer | Orthogonal acceleration reflectron TOF with second-order spatial and energy focusing |
| Detection Mode | Direct ambient sampling, no pre-concentration or chromatographic separation required |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | VM1700 |
| Instrument Type | Online Continuous Emission Monitoring System (CEMS) |
| Detection Principle | Gas Chromatography–Flame Ionization Detection (GC-FID) |
| Target Analytes | Methane (CH₄), Total Hydrocarbons (THC), Non-Methane Hydrocarbons (NMHC), and selected BTEX compounds |
| Sample Path Temperature | 175 °C (fully heated from probe to detector) |
| Compliance | Certified by China National Environmental Monitoring Centre (CNEMC) for CEMS applicability testing |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | VM1750 |
| Instrument Principle | Cryogenic Preconcentration Coupled with Gas Chromatography–Mass Spectrometry (GC-MS) |
| Configuration | Online Continuous Monitoring System |
| Response Time | ≤5 s (T90) |
| Target Analytes | 116 VOCs including PAMS, TO-14/TO-15 compounds, and C1–C10 aldehydes & ketones |
| Detection Capability | Sub-ppt (pg/m³) level quantification |
| Detector Configuration | Dual-channel detection via Flame Ionization Detector (FID) and Quadrupole Mass Spectrometer (MS) |
| Sample Introduction | Automated, unattended, real-time ambient air sampling |
| Surface Treatment | Fully passivated gas pathways (SilcoNert® or equivalent inert coating) |
| Compliance Readiness | Designed to support EPA Method TO-14A, TO-15, ASTM D5504, and ISO 16017-1 workflows |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | WMS1800 |
| Pricing | Available upon Request |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | WMS1800x |
| Pricing | Available upon Request |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Direct Manufacturer |
| Region Classification | Domestic (China) |
| Model | WS1503 |
| Price Range | USD 7,000 – 14,000 |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | WS1504 |
| Pricing | Available upon Request |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | WS1505 |
| Pricing | Upon Request |
| Measurement Method | Alkaline Potassium Persulfate Digestion – UV Spectrophotometry |
| Measurement Range | 0–200.0 mg/L (expandable) |
| Accuracy | ±5% |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer | WAYEAL Instrument Co., Ltd. |
| Model | WS1801 |
| Instrument Type | Online Automatic Water Sampler |
| Sampling Method | Exceedance-triggered Retention Sampling |
| Single Sample Volume | 10 mL to 1000 mL |
| Sampling Volume Accuracy | ±7% (at 200 mL retention volume) |
| Sampling Interval | Adjustable from 1 min to 9999 min |
| Brand | Baineng |
|---|---|
| Origin | Shanghai, China |
| Model | BN-253515 |
| Enclosure Material | ABS Resin |
| Dimensions (W×L×H) | 250 × 350 × 150 mm |
| Color | Gray |
| IP Rating | IP67 |
| IK Rating | IK08 |
| Operating Temperature Range | −40 °C to +85 °C |
| Flame Resistance | UL94 HB |
| Internal Mounting Base | ABS Panel with Drillable Surface |
| Sealing | Integrated Silicone Rubber Gasket |
| Locking Mechanism | Stainless Steel Snap Latch |
| Hinges | One-Piece Molded Stainless Steel |
| Optional Solar Panel | BN-SPC-25W (25 W / 18 V, Monocrystalline Silicon, Glass-Laminated Aluminum Frame, DC5.5×2.1 Male Output, 2 m Cable, Max. Voc = 22.41 V, Isc = 1.54 A, Vmp = 17.9 V, Imp = 1.4 A, Dimensions: 350 × 540 × 16 mm, Weight: 2 kg) |
| Optional Pole-Mount Bracket | Stainless Steel, UV- and Corrosion-Resistant, Designed Specifically for BN-253515 |
| Brand | Wilks Instrument |
|---|---|
| Origin | USA |
| Model | TRANS-SP |
| Detection Principle | Infrared Absorption at 2930 cm⁻¹ (3.4 µm) |
| Detection Limits | 0.1 ppm (water), 1 ppm (soil) |
| Extractants | Perchloroethylene, S-316, Freon-113, or other IR-transparent solvents |
| Compliance | EPA Method 1664, EPA Methods 413.2 & 418.1, ASTM D7066-04, ISO 9377-2 |
| Sample Cell | 10-mm pathlength fused quartz cuvette with PTFE-sealed cap |
| Power | 18 V DC, 3.3 A (internal Li-ion battery + universal AC/DC adapter) |
| Dimensions | 17 cm × 19.8 cm × 13.2 cm |
| Weight | 2.6 kg (net), 3.2 kg (with battery) |
| Operating Temperature | 5–40 °C |
| Analysis Time | 10–15 min (including extraction) |
| Repeatability | ±0.1 ppm |
| Data Interface | USB, RS-232 |
| Calibration Options | Multi-curve support (low/high concentration, S-316 or PCE-based), password-protected configuration |
| Brand | Wilks |
|---|---|
| Origin | USA |
| Model | InfraCal2 |
| Instrument Type | Portable |
| Principle | Infrared Spectrophotometry (C–H Stretch Absorption at ~2960 cm⁻¹) |
| Measurement Range | 0.3–1000 ppm (as oil) |
| Detection Limit | 0.3 ppm |
| Accuracy | ±0.3 ppm (at low end, per ASTM D7066) |
| Resolution | 2 ppm |
| Data Storage | Internal memory for ≥500 results |
| Power | Rechargeable Li-ion battery |
| Interface | USB 2.0 for data export |
| Solvent Consumption per Test | 0.2 mL |
| Calibration | Multi-point, user-definable curves for TOG, FOG, TPH |
| Brand | Wisdom Optics |
|---|---|
| Origin | Beijing, China |
| Model | GGA-313 |
| Detection Principle | Mid-Infrared Cavity Ring-Down Spectroscopy (CRDS) |
| Configuration | Online Continuous Monitoring System |
| Response Time | <1 s (t₉₀) |
| Repeatability | ±0.2 ppm CO₂, ±0.2 ppb N₂O, ±300 ppm H₂O (1σ, 1 s) |
| Drift | ≤2 ppm CO₂, ≤2 ppb N₂O over 24 h |
| Linear Range | 0–2000 ppm CO₂, 0–10 ppm N₂O, 0–3% H₂O |
| Sample Flow Rate | ~200 sccm |
| Operating Temperature | 0–45 °C |
| Power Consumption | 70 W (startup/heating), 45 W (steady-state) |
| Input Voltage | 200–240 VAC, 50/60 Hz |
| Dimensions (W×D×H) | 530 × 430 × 225 mm |
| Weight | 15 kg |
| Inlet/Outlet Fitting | 1/4″ Swagelok® |
| Communication Interfaces | RS-232, USB |
| Brand | SYSTEA |
|---|---|
| Model | WIZ |
| Origin | Zhejiang, China |
| Type | Portable In-situ Multiparameter Nutrient Analyzer |
| Measurement Principle | Micro-circulation Flow Analysis with Integrated Fiber-optic Colorimetry and Fluorescence Detection |
| Supported Parameters | Nitrate, Nitrite, Ammonia, Phosphate, Silicate (5 Nutrient Species Simultaneously) |
| Reagent Consumption | 0.12–0.24 mL per analysis |
| Reaction Volume | 1.5 mL micro-circulation reactor |
| Waste Management | Dual-path separation for toxic vs. non-toxic effluents |
| Filtration Options | Self-cleaning filter modules with 0.1 µm or 25 µm pore size |
| Power Supply | 13 V DC (solar-compatible) |
| Remote Operation | Full bidirectional control & status telemetry via external PC |
| Compliance | Designed for ISO 5667-3, ASTM D3370, and EPA Method 353.2–compatible deployment environments |
| Enclosure Rating | IP68 submersible housing (optional buoy-integrated mounting) |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | WS1501 |
| Pricing | Available Upon Request |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | WS1506 |
| Measurement Principle | Potassium Permanganate Oxidation with ORP Endpoint Detection |
| Instrument Type | Online Analyzer |
| Range | 0–25.0 mg/L (expandable) |
| Repeatability | ≤5% RSD |
| Accuracy | ±10% of reading |
| LOD | ≤1.5 mg/L |
| Resolution | 0.01 mg/L |
| Single Analysis Time | 30–9999 min |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | C3/25 |
| Instrument Type | Portable COD Analyzer Compatible |
| Measurement Range | 10–150 mg/L |
| Accuracy | ±5% (vs. certified COD standard) |
| Repeatability | ≤3% RSD |
| LOD | 10 mg/L |
| Analysis Time | 2 hours |
| Batch Capacity | 25 tests per kit |
| Compliance | EPA 410.4 & DIN 38409-H41 validated methods |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | 1P22-1 |
| Digestion Method | Rapid Thermal Digestion |
| Heating Module | Single Aluminum Block |
| Batch Capacity | 24 positions |
| Temperature Range | 25–170 °C (adjustable in 1 °C increments) |
| Temperature Accuracy | ±1 °C |
| Sample Tube Compatibility | 24 × 16 mm OD reaction tubes |
| Timer Control | Programmable, microprocessor-controlled timing |
| Power Supply | 230 VAC ±15%, 50 Hz or 115 VAC ±15%, 60 Hz |
| Power Consumption | 560 W |
| Safety Certification | CE, cETLus, GS, DIN VDE 0700 Part 1 (11/90), Protection Class I |
| Dimensions (W×H×D) | 256 × 185 × 315 mm |
| Weight | 3.6 kg |
| Interface | RS232 serial output + 2 banana sockets (for optional TFK CR temperature probe or AK CR/P, CR/PC adapters) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | CR3200 |
| Digestion Method | Rapid Thermal Digestion |
| Heating Module | Single Aluminum Block |
| Batch Capacity | 24 × 16 mm Reaction Tubes |
| Temperature Range | Adjustable from Ambient to 170 °C in 1 °C Increments |
| Temperature Accuracy | ±1 °C ±1 Digit |
| Power Supply | 230 VAC 50 Hz ±15% / 115 VAC 60 Hz ±15% |
| Max. Power Consumption | 560 W |
| Safety Compliance | DIN VDE 0700 Part 1 (11/90), CE, cETLus, GS |
| Dimensions (W×D×H) | 256 × 185 × 315 mm |
| Weight | Approx. 3.6 kg |
| Interface | RS232 Serial Port + 2 Banana Sockets (for TFK/AK CR/P or CR/PC Sensors) |
| Predefined Programs | 8 Fixed + 8 User-Defined (0–180 min, Ambient–170 °C) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | 821220 |
| Measurement Principle | Ion-Selective Electrode (ISE) Method |
| Accuracy | ±5% of reading ±0.2 mg/L NH₄–N |
| Detection Limit | –0.03 mg/L NH₄–N |
| Response Time | ≤3 min |
| Application | Online continuous monitoring for wastewater and surface water |
| Compliance | Designed for use with WTW TresCon®+ OA110 Ammonia Analyzer |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | FDO 925 |
| Instrument Type | Portable |
| Measurement Principle | Optical Fluorescence Quenching |
| Range | 0–20 mg/L DO |
| Accuracy | ±0.5% of reading ±0.05 mg/L DO |
| Repeatability | ≤0.1% of reading |
| Detection Limit | 0.01 mg/L DO |
| Response Time (t₉₀) | <30 s |
| Temperature Range | 0–50 °C |
| IP Rating | IP68 (2.5 bar) |
| Cable Options | 1.5 / 3 / 6 / 25 m |
| Electrode Body Material | POM |
| Cap Material | PVC, silicone, PMMA |
| Temperature Sensor | Integrated NTC30 (30 kΩ at 25 °C) |
| Weight | 180 g (with 3 m cable) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | inoLab® Multi 9310 |
| Measurement Parameters | pH, ORP, Conductivity, Dissolved Oxygen (optical fluorescence), Temperature |
| Sensor Interface | IDS (Intelligent Digital Sensors) |
| Compliance | GLP, AQA |
| Data Storage | 5,000 readings with timestamp, user ID, and sensor serial number |
| Connectivity | Mini USB-B |
| Power Supply | AC adapter or 4 × AA batteries |
| Calibration Memory | Up to 10 calibrations with scheduling (1–999 days) |
| Temperature Compensation | Automatic for all parameters except ORP |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | inoLab Oxi 7310 |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Electrochemical Dissolved Oxygen (DO) Method with StirrOx-G Self-Stirring Sensor |
| Measurement Range | DO: 0.00–20.00 mg/L (resolution: 0.01/0.1 mg/L) |
| Saturation | 0–200.0 % (0.01/0.1 %) |
| Partial Pressure of O₂ | 0–200.0 mbar (0.01/0.1 mbar) |
| Accuracy | ±0.5% of reading for DO, saturation, and pO₂ |
| Data Storage | 5,000 automatic / 500 manual entries |
| Interface | Mini-USB |
| Display | Backlit LCD with graphical capability |
| Power Supply | 4 × 1.5 V alkaline batteries, USB power, or universal AC adapter |
| Battery Life | up to 800 h (no backlight), 100 h (continuous backlight) |
| Compliance | GLP/AQA-compliant data logging with audit trail support |