Water Quality Analysis
Filter
Showing 3271–3300 of 3680 results
| Origin | UK |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | WaterWatch2920 |
| Pricing | Upon Request |
| Origin | UK |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | WaterWatch2920 |
| Pricing | Upon Request |
| Origin | Shenzhen, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Model | WaterWhisperer WW-COD |
| Price Range | USD 14,000 – 28,000 |
| Instrument Type | Online COD Analyzer |
| Measured Parameter | Chemical Oxygen Demand (COD) |
| Detection Principle | Spectrophotometric Measurement after Acidic Potassium Permanganate Digestion |
| Communication Interface | RS232, RS485, MODBUS RTU |
| Data Storage | 2000 records |
| Power Recovery | Auto-restart after power outage |
| Operating Environment | 5–40 °C, ≤85% RH non-condensing |
| Installation Options | Wall-mount, benchtop |
| Compliance | Designed to support ISO 15705:2002 (COD by permanganate method), ASTM D1253, and GLP-aligned data integrity practices |
| 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 | WMS1800s |
| 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 |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | SS |
| Quotation | Upon Request |
| Instrument Type | Laboratory |
| Brand | WET Labs |
|---|---|
| Origin | USA |
| Model | CYCLE-PO4 |
| Detection Principle | Colorimetric Analysis via LED-based Optical Absorption (Molybdenum Blue Method) |
| Wavelength | 870 nm |
| Optical Path Length | 5 cm |
| Linearity | ≥95% R² |
| Detection Limit (3σ in 18 MΩ·cm water) | ≤75 nM PO₄-P (≤0.0023 mg P/L or ≤0.0071 mg/L PO₄) |
| Measurement Frequency | Up to 2 samples/hour |
| Operating Temperature Range | 0–30 °C |
| Pressure Rating | 200 m depth (IP68) |
| Dimensions (H×W) | 56 cm × 18 cm |
| Air Weight | 6.8 kg |
| Power Input | 9.5–18 VDC |
| Data Storage | 1 GB internal flash memory |
| Interface | RS-232 serial |
| Sample Throughput | >1000 measurements per deployment |
| Autonomous Operation Duration | >3 months on typical profiling or moored duty cycle |
| Calibration | Field-deployable two-point (zero/span) optical calibration with automated drift compensation |
| Origin | Guangdong, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | WetChem |
| Price Range | USD 98,000 – 140,000 |
| Instrument Type | Online Water Quality Analyzer |
| Analyte Categories | Inorganic ions (e.g., sulfide, sulfate, ammonia-nitrogen, nitrate, nitrite, phosphate, silicate, chloride, fluoride, alkalinity, Cr(VI)) |
| Origin | Shenzhen, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Model | WetChem300 |
| Price Range | USD 70,000–98,000 (FOB) |
| Instrument Category | Online Water Quality Analyzer |
| Measurable Parameters | Ammonia-N, Nitrate, Nitrite, Orthophosphate, Silicate, Sulfate, Sulfide, Alkalinity, Hexavalent Chromium, Fluoride, Iron, Copper, Zinc, Cadmium, Boron, Hydrazine, Chloride |
| Brand | Wetlabs |
|---|---|
| Origin | USA |
| Model | ECO-CD |
| Excitation Wavelength | 370 nm (high-efficiency red LEDs) |
| Emission Detection | 460 nm (silicon photodiode) |
| Measurement Range | 0–500 µg/L (as quinine sulfate equivalent, QSE) |
| Detection Limit | 0.09 µg/L |
| Housing Material | Acetal polymer (seawater-corrosion resistant) |
| Dimensions | Ø63 × 127 mm |
| Weight | 0.4 kg (air), 0.02 kg (buoyant in seawater) |
| Pressure Rating | Standard 600 m, optional 6000 m |
| Digital Output | RS-232, 19200 baud, 12-bit resolution |
| Analog Output | 0–5 V |
| Sampling Rate | 8 Hz |
| Power Input | 7–15 VDC |
| Typical Current Draw | 80 mA (active), 85 µA (sleep mode) |
| Internal Memory | Optional, 65,000 samples |
| Internal Battery | Optional |
| Anti-fouling | Optional copper-brush wiper (programmable cycle) |
| Connector | SUBCONN Micro 5-pin male |
| Compliance | IP68, RoHS, CE-marked for marine environmental instrumentation |
| Brand | Wetlabs |
|---|---|
| Origin | USA |
| Model | ECO-Fl |
| Measurement Principle | In-situ optical fluorescence detection at 470 nm excitation / 695 nm emission |
| Detection Range | 0–60, 0–125, or 0–250 µg/L (user-selectable) |
| Sensitivity | 0.02 µg/L |
| Housing Material | Acetal polymer (seawater-corrosion resistant) |
| Dimensions | Ø63 × 127 mm |
| Depth Rating | 600 m standard, optional 6000 m |
| Weight | 0.4 kg in air / 0.02 kg in water |
| Digital Output | RS-232, 19200 baud, 12-bit resolution |
| Analog Output | 0–5 V |
| Internal Data Logging | Optional, up to 65,000 samples |
| Power Input | 7–15 VDC |
| Current Draw | 80 mA (active), 85 µA (sleep mode) |
| Sampling Rate | 8 Hz |
| Anti-fouling | Optional copper-brush wiper with programmable cycle |
| Connector | SUBCONN Micro 5-pin male |
| Optional Accessories | Handheld terminal, biofouling barrier, integrated battery pack |
| Brand | Wetlabs |
|---|---|
| Origin | USA |
| Model | ECO-PC |
| Measurement Principle | Optical Fluorescence (630 nm excitation / 680 nm emission) |
| Detection Target | Phycocyanin (PC) as proxy for cyanobacterial biomass |
| Measurement Range | 0–230 µg/L PC (optional calibration for Chl-a equivalent) |
| Sensitivity | 0.03 µg/L PC |
| Housing Material | Acetal polymer (seawater-resistant) |
| Dimensions | Ø63 × 127 mm |
| Depth Rating | Standard 600 m, optional 6000 m |
| Weight | 0.4 kg (air), 0.02 kg (water) |
| Connector | SUBCONN Micro 5-pin male |
| Power Input | 7–15 VDC |
| Operating Current | 80 mA (active), 85 µA (sleep mode) |
| Sampling Rate | 8 Hz |
| Digital Output | RS-232 @ 19200 baud, 12-bit resolution |
| Analog Output | 0–5 V (user-configurable scaling) |
| Internal Data Logging | Optional, 65,000 samples |
| Internal Battery | Optional |
| Anti-fouling | Optional copper-brush wiper (programmable cycle) |
| Compliance | IP68, RoHS, CE-marked for marine environmental use |
| Interface Compatibility | Direct integration with Sea-Bird CTDs, Nortek AD2CP, and other oceanographic platforms |
| Brand | Wetlabs |
|---|---|
| Origin | USA |
| Model | ECO-Triplet |
| Measurement Parameters | Turbidity, Chlorophyll-a Fluorescence, CDOM Fluorescence |
| Turbidity Range | 0–1000 NTU (Resolution: 0.01 NTU) |
| Chlorophyll-a Range | 0–250 µg/L (Detection Limit: 0.025 µg/L) |
| CDOM Range | 0–375 µg/L (Detection Limit: 0.28 µg/L) |
| Housing Material | Polyacetal (Acetal Copolymer), Seawater-Corrosion Resistant |
| Dimensions | Ø63 × 127 mm |
| Weight | 0.4 kg (air), 0.02 kg (buoyant in seawater) |
| Pressure Rating | 600 m (custom depths available) |
| Digital Output | RS-232, 19200 baud, 12-bit resolution |
| Analog Output | 0–5 V (user-configurable per channel) |
| Internal Data Logging | Optional, up to 77,000 samples |
| Power Supply | 7–15 VDC |
| Operating Current | 60 mA (active), 140 µA (sleep mode) |
| Sampling Rate | 4 Hz |
| Connector | SUBCONN Micro-5-pin male |
| Anti-fouling Option | Rotating copper brush (programmable cleaning interval) |
| Optional Features | Integrated battery pack, biofouling guard, CTD-mounting interface (compatible with SEA-BIRD CTD systems) |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | WETStar |
| Pricing | Available Upon Request |
| Probe Length | 17.1 cm |
| Diameter | 6.9 cm |
| Weight | 0.8 kg |
| Rated Depth | 600 m |
| Response Time | 0.17 s |
| Optical Detection Limit | ≥0.03 µg/L chlorophyll-a |
| Excitation Wavelength | 470 nm |
| Emission Wavelength | 685 nm |
| Dynamic Range (Standard) | 0.03–75 µg/L |
| Extended Dynamic Range | 0.03–125 µg/L |
| Brand | WIGGENS |
|---|---|
| Origin | Germany |
| Model | WD325 |
| Instrument Type | Laboratory Digestion Block |
| Digestion Principle | Standard 2-Hour Closed-Vessel Thermal Digestion (EPA Method 410.4 Compliant) |
| Temperature Range | 60–200 °C (Fixed 150 °C COD Program) |
| Accuracy | ±2 °C at 150 °C |
| Timer Range | 0–1999 min + Continuous Mode |
| Heating Block Quantity | 1 |
| Display | 4-Digit LED |
| Power Supply | 220 V, 50 Hz |
| Dimensions (W×H×D) | 189 × 116 × 315 mm |
| Weight | 4.5 kg |
| Safety Features | Dual-Temperature Interlock (70 °C Warning Light, 240 °C Auto-Shutdown) |
| Programmable Memory | 3 User-Defined Programs |
| Standard Accessories | Main Unit, Aluminum Heating Block (Ø16.5 × 55 mm), 25 Digestion Tubes |
| Brand | WIGGENS |
|---|---|
| Origin | Germany |
| Model | WD325 |
| Digestion Method | Rapid Digestion |
| Heating Module | Single Aluminum Block |
| Batch Capacity | 25 samples |
| Temperature Range | 60–200 °C (programmable) and fixed 150 °C (COD mode) |
| Temperature Accuracy | ±2 °C at 150 °C |
| Timer Range | 1–999 min (or continuous) |
| Display | 4-digit LED |
| Power Supply | 220 V, 50 Hz |
| Dimensions (W×H×D) | 189 × 116 × 315 mm |
| Weight | 4.5 kg |
| Safety Features | Overheat warning (>70 °C), auto-shutdown (>240 °C) |
| Memory | 3 user-programmable protocols |
| 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 | 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) |
| Origin | Italy |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | WMP6 |
| Price Range | USD 7,000–14,000 (FOB) |
| Instrument Type | Online Water Quality Analyzer |
| Measured Parameters | pH, Water Depth (Level), Temperature, Conductivity, Oxidation-Reduction Potential (ORP), Dissolved Oxygen (DO), Turbidity or Selectable Ion (e.g., NH₄⁺, NO₃⁻, Cl⁻, F⁻, K⁺, Na⁺, Ca²⁺, etc.) |
| Origin | Italy |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | WMP6-DL |
| Price Range | USD 7,000–14,000 |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measured Parameters | pH, Water Depth (Level), Temperature, Conductivity, Oxidation-Reduction Potential (ORP), Dissolved Oxygen (DO), Turbidity |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | WQ-COND |
| Instrument Type | Online Water Quality Analyzer |
| Price Range | USD $1,350 – $4,050 (FOB) |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | WQM |
| Pricing | Available Upon Request |
| 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 |
| Origin | Italy |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | WSI3 |
| Price Range | USD 6,800–13,600 (FOB) |
| Instrument Type | Multi-Ion Online Sensor |
| Measurement Range | 0–5,000 ppm |
| Detection Limit | 0.2 ppm |
| Response Time | ≤1 s |
| Accuracy | ±15% |
| Operating Temperature | −5 to +60 °C |
| Communication Interface | RS485 or USB (configurable) |
| Output Signal | Analog mV (scalable to ppm) |
| Housing Material | PVC |
| Submersion Rating | IP68, up to 20 m depth |
| Power Supply | 10.8–16 V DC |
| Dimensions | 500 mm × 42 mm (L × Ø) |
| Cable Length | 30 m (standard), IP68 waterproof connector |
| Weight | <1.6 kg |
| Certifications | CE compliant |
| Compatible Ions | NH₄⁺, NO₃⁻, Cl⁻ (standard) |