Water Quality Analysis
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Showing 241–270 of 952 results
| Brand | FPI |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | BWATER4100 |
| Instrument Type | Online Multi-parameter Water Quality Analyzer |
| Measured Parameters | Ammonia Nitrogen (NH₃-N), Total Phosphorus (TP) |
| Enclosure Rating | IP68 |
| Power Supply | Battery or Solar Compatible |
| Reagent Replacement Interval | Up to 6 Weeks |
| Sample Reaction Volume | <3 mL |
| Digestion Method | UV Irradiation + High-Temperature Thermal Digestion |
| Typical Analysis Time per Parameter | <30 minutes |
| Compliance | GB/T 7479–2023 (NH₃-N), GB/T 11893–1989 (TP), ISO 15681-2:2022 (Phosphorus), ASTM D1426–22 (Ammonia) |
| Brand | CAS TECHNOLOGY |
|---|---|
| Origin | Shandong, China |
| Model | PC-300 |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measurement Principle | Electrochemical Method |
| Measured Parameters | Conductivity, pH, Dissolved Oxygen (DO), Oxidation-Reduction Potential (ORP), Temperature |
| Enclosure Rating | IP67 (main unit), IP68 (electrodes) |
| Power Supply | AA batteries or USB-C external power |
| Calibration | Automatic electrode recognition, auto-calibration for pH, conductivity, and DO |
| Data Management | On-device storage, Bluetooth connectivity to companion mobile app |
| Compliance | Designed for field-deployable environmental monitoring in accordance with standard electrochemical measurement practices (ASTM D1129, ISO 7888, ISO 5814, ISO 10523, ISO 7888) |
| Brand | Chemins |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Origin | Domestic (China) |
| Model | iDO-306 |
| Pricing | Available Upon Request |
| Brand | Chemins |
|---|---|
| Model | MPS-400 |
| Origin | Zhejiang, China |
| Manufacturer | Chemins Instrument Technology Co., Ltd. |
| Sensor Interface | RS-485 (Modbus RTU) |
| Communication Protocol | Modbus RTU |
| Output | Digital (SDI-12 optional) |
| Max Simultaneous Parameters | 8 (including temperature) |
| Cleaning Mechanism | Motorized brush-based auto-clean system with programmable interval (1–1440 min) and rotation count (1–20 cycles) |
| Enclosure Rating | IP68 |
| Connector Type | Waterproof quick-disconnect M12 circular connector |
| Probe Protection | Perforated stainless-steel guard sleeve with ≥2 mm slot width |
| Compatible Sensor Modules | Dissolved Oxygen (optical or electrochemical), COD (UV-Vis absorption), Conductivity/Salinity, Turbidity (90° scattered light), Ammonia-N (ion-selective), pH (glass electrode or ISFET), ORP (Pt/AgCl reference) |
| Brand | Chemins |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | OEM Manufacturer |
| Model | TN-300C |
| Pricing | Upon Request |
| Brand | Chemo |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | TOC-4300Online |
| Instrument Type | Online TOC Analyzer |
| Detection Principle | Non-Dispersive Infrared Absorption (NDIR) |
| Oxidation Method | UV/Persulfate Oxidation |
| Measurement Range | 0–100 mg/L |
| Accuracy | ±5% |
| Resolution | 1 ppb |
| Detection Limit | 5 ppb |
| Repeatability | ≤3% |
| Brand | EXPEC |
|---|---|
| Model | CHL-300 |
| Measurement Principle | In-situ Fluorescence Detection |
| Output Interface | RS-485 with Modbus RTU Protocol |
| Cleaning Mechanism | Integrated Motorized Brush |
| Power Management | Low-Power Embedded Architecture |
| Environmental Rating | IP68 Submersible Housing |
| Deployment Mode | Continuous Online Monitoring |
| Sample Type | Natural Freshwater, Estuarine, and Marine Waters |
| Compliance | Designed for ASTM D7912-17 (Standard Test Method for Chlorophyll a in Water by Fluorometric Determination) and ISO 10260:2021 (Water Quality — Determination of Chlorophyll a — Fluorometric Method) |
| Brand | -- |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Manufacture | China |
| Model | CHL-5Z |
| Price | Upon Request |
| Measurement Range | 0.0–200 µg/L (fluorescence-intensity calibrated) |
| Resolution | 0.1 µg/L |
| Display | 3.5-digit LCD |
| Excitation Wavelength | 400–470 nm |
| Emission Wavelength | 600–700 nm |
| Repeatability | ±2% (under controlled conditions) |
| Operating Temperature | 5–35 °C (non-freezing, shielded from direct sunlight) |
| Protection Rating | IP63-equivalent |
| Power Supply | DC 4.5 V (3 × AAA/LR03 batteries) |
| Auto Power-Off | After 30 minutes of inactivity |
| Dimensions | 75 mm (W) × 38 mm (H) × 180 mm (D) |
| Weight | ~300 g |
| Standard Accessories | Instrument body, alkaline batteries, instruction manual, warranty card, carrying case |
| Brand | Environ Lab |
|---|---|
| Origin | USA |
| Model | ChloroTech 121 |
| Detection Principle | UV-Induced Fluorescence |
| Measurement Modes | Dual-Channel (Live Chlorophyll a + Turbidity) |
| Weight | <500 g |
| Power Supply | 4 × AAA batteries (≥1000 measurements per set) |
| Ingress Protection | IP67 |
| Calibration | Integrated on-board calibration module |
| Consumables | Disposable cuvettes (13 mm pathlength, polystyrene) |
| Compliance | ASTM D3921–22 (Standard Practice for Determination of Chlorophyll a in Water by Fluorometric Method), ISO 10260:2021 (Water Quality — Determination of Chlorophyll a — Fluorometric Method) |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | IN-SS |
| Instrument Type | Portable |
| Detection Range | 1–600 mg/L |
| Standard Compliance | GB 13200-91 |
| Wavelength Range | 340–800 nm |
| Measurement Principle | Photometric Colorimetry |
| Repeatability | <0.5% |
| Stability | <0.5% |
| Wavelength Selection | Automatic |
| Operating System | Android-based UI |
| Display | 3.5-inch color LCD touchscreen |
| Absorbance Sensitivity | 0.001 AU |
| Environmental Operating Conditions | 0–50 °C, 0–90% RH (non-condensing) |
| Data Storage Capacity | >80,000 records |
| Connectivity | USB Type-C, Wi-Fi, Bluetooth, Mobile Hotspot |
| Battery | 5600 mAh rechargeable Li-ion |
| Continuous Operation Time | Up to 8 hours |
| Power Supply | 5 V DC |
| Dimensions | 180 × 80 × 70 mm |
| Weight | 700 g |
| Light Source | Imported cold-light LED (rated lifetime ≥100,000 h) |
| Dual Power Mode | AC adapter & internal battery |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | IN-SS11 |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Detection Parameters | pH, Dissolved Oxygen (DO), Ammonia-Nitrogen (NH₃-N), Nitrite (NO₂⁻), Total Alkalinity, Hydrogen Sulfide (H₂S), Salinity, Phosphate (PO₄³⁻), Total Hardness, Water Temperature, Residual Chlorine |
| Optical System | Imported Cold Light Source |
| Wavelength Range | 340–800 nm |
| Detection Method | Photometric Colorimetry |
| Display | 3.5-inch Color LCD |
| Operating System | Android-based Embedded OS |
| Data Storage Capacity | >80,000 Records |
| Connectivity | USB Type-C, Wi-Fi, Bluetooth |
| Battery | 5600 mAh Li-ion |
| Continuous Operation Time | ≥12 h |
| Operating Environment | 0–50 °C, 0–90% RH |
| Optical Stability | <0.5% |
| Absorbance Sensitivity | 0.001 AU |
| Dimensions | 180 × 80 × 65 mm |
| Weight | 700 g |
| Language Support | English / Simplified Chinese |
| Brand | COMECAUSE |
|---|---|
| Model | TOC2 |
| Instrument Type | Portable Online TOC Analyzer |
| Detection Principle | Direct Conductivity Method |
| Measurement Range | 0–1500.0 µg/L |
| Accuracy | ±3% |
| Repeatability | RSD ≤ 3% |
| Power Supply | 100–240 VAC, 50/60 Hz |
| Power Consumption | 100 W |
| Sample Conductivity | 0–5.1 µS/cm @ 25 °C |
| Sample Temperature Range | 1–90 °C |
| Ambient Operating Temperature | 10–60 °C |
| Output Interfaces | RS232 / RS485 / 4–20 mA |
| Enclosure Rating | IP65 (Dust- and Water-Resistant) |
| Dimensions | 52 × 41 × 45 cm |
| Weight | 10 kg |
| Brand | -- |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China-made) |
| Model | CU-502 |
| Pricing | Available Upon Request |
| Measurement Principle | AC-modulated Absorption Photometry (Dual-beam Reference LED Architecture) |
| Target Analyte | Cu²⁺ in Acidic Sulfate Electrolytes |
| Measuring Range (Cu) | 0–20 g/L, 0–50 g/L, 0–80 g/L (user-selectable) |
| Measuring Range (CuSO₄) | 0–100 g/L, 0–200 g/L, 0–300 g/L (correlated) |
| Resolution | 0.1 g/L (Cu), 1 g/L (CuSO₄) |
| Repeatability | ±2% FS |
| Response Time | ≤5 s (t₉₀) |
| Operating Temperature | −5 °C to +40 °C |
| Relative Humidity | ≤85% RH (non-condensing) |
| Power Supply | AC 85–240 V, 50/60 Hz |
| Output Signal | Isolated 4–20 mA DC (HART-compatible loop) |
| Enclosure | IP65-rated front panel, DIN 96×96 mm cutout |
| Dimensions (H×W×D) | 96 × 96 × 163 mm |
| Weight | ~1.3 kg |
| Brand | -- |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | CU-5Z |
| Price | Upon Request |
| Measurement Principle | Absorption Photometry |
| Measurement Ranges | 0.000–1.200 mol/L (Cu²⁺ molar concentration) |
| Accuracy | ±2% FS (under specified calibration and environmental conditions) |
| Resolution | 0.001 mol/L |
| Calibration | Two-point calibration using certified Cu²⁺ standard solutions |
| Temperature Compensation | Automatic (NTC sensor integrated in CUD-61 electrode) |
| Display | 3½-digit LCD |
| Operating Environment | −5°C to +45°C, ≤85% RH (non-condensing) |
| Power Supply | DC 4.5 V (3 × AA alkaline batteries), auto-power-off after 30 min idle |
| Dimensions (main unit) | 75(W) × 180(D) × 38(H) mm |
| Weight | ~300 g (main unit), ~550 g (CUD-61 electrode with 2 m cable) |
| Standard Configuration | Main unit, CUD-61 copper-selective electrode (2 m coaxial cable), instruction manual, certificate of conformity |
| Brand | Jilin University Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | GDYS-102SQ |
| Pricing | Upon Request |
| Detection Limit | 0.03 mg/L |
| Measurement Range | 0.00–1.00 mg/L |
| Accuracy | ±5% |
| Analysis Time | ≤30 minutes |
| Reagent Format | Single-use, pre-packaged test kits |
| Brand | BBE Moldaenke |
|---|---|
| Origin | Germany |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Origin | Imported |
| Model | Daphnia Toximeter II |
| Instrument Type | Online Toxicity Monitor |
| Test Organism | Daphnia magna (water flea) |
| Operating Temperature Range | 0–35 °C |
| Reagent Storage Temperature | 0–30 °C |
| Brand | Dehoo Chuangrui |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | DH2606 |
| Instrument Type | Benchtop Laboratory Analyzer |
| Sample Capacity | 6 positions |
| Heating Method | Water Bath |
| Temperature Control Accuracy | ±1 °C |
| Control Interface | 7-inch Touchscreen |
| Temperature Regulation | PID Auto-Control |
| Automatic Water Fill/Drain | Yes |
| Power Supply | AC 220 V, 50/60 Hz, 3000 W |
| Dimensions | 1200 mm × 550 mm × 720 mm |
| Brand | DELEITE |
|---|---|
| Origin | Shanghai, China |
| Model | NQT-100i |
| Measurement Method | Alkaline Potassium Persulfate Digestion + UV Spectrophotometry |
| Range | Total Nitrogen 0–100 mg/L |
| Accuracy | ±2% of reading |
| Repeatability | ±1% |
| Wavelength Range | 190–1000 nm |
| Light Source Lifetime | 100,000 hours |
| Photometric Stability | ≤0.001 A/20 min |
| Display | 10-inch Touchscreen Tablet |
| Dimensions | 460 × 320 × 165 mm |
| Weight | 5.5 kg |
| Operating Environment | 5–35 °C, ≤85% RH |
| Brand | DELEITE |
|---|---|
| Origin | Shanghai, China |
| Model | PDO-J10T |
| Instrument Type | Portable |
| Measurement Principle | Electrochemical Probe — Clark-type Polarographic |
| DO Range | 0.00–20.00 mg/L (ppm) |
| DO Saturation Range | 0.0–200.0% |
| Temperature Range | 0.0–100.0 °C |
| DO Accuracy (Meter) | ±0.10 mg/L |
| (System w/ Probe) | ±0.40 mg/L |
| Saturation Accuracy | ±2.0% FS |
| Temperature Accuracy | ±0.1 °C |
| Barometric Pressure Accuracy | ±2% |
| DO Resolution | 0.01/0.1 mg/L |
| Saturation Resolution | 0.1% |
| Temperature Resolution | 0.1 °C |
| Response Time (90%) | ≤30 s at 25 °C |
| Stability | ±0.07 mg/L per hour |
| Data Storage Capacity | 2000 datasets (internal) |
| Compensations | Automatic temperature, manual salinity (0–45 ppt), manual barometric pressure (0–200 kPa) |
| IP Rating | IP54 |
| Power | Rechargeable 3.7 V / 1800 mAh Li-ion battery |
| Dimensions & Weight | 160 × 190 × 70 mm / 880 g |
| 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) |
| 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) |
| Brand | DoctorWater |
|---|---|
| Model | Dr-M1101 |
| Type | Portable Multi-Parameter Analyzer |
| Measurement Principle | Electrochemical Sensing (COD via catalytic oxidation current detection) |
| COD Range | 0–500 mg/L |
| COD Accuracy | ≤ ±5% FS |
| Detection Limit | Not Specified (Typical for electrochemical COD sensors: ~2 mg/L) |
| Measurement Time | < 60 s per parameter |
| Display | 8-inch HD color capacitive touchscreen |
| Data Storage | Up to 1,000,000 records |
| Power Supply | Rechargeable Li-ion battery + AC adapter |
| Operating Environment | 0–50 °C, ≤85% RH (non-condensing) |
| Electrode Protection Rating | IP68 |
| Electrode Interface | Digital smart interface with auto-recognition |
| Number of Simultaneous Channels | 6 independent digital electrode ports (expandable to 12) |
| Readout Modes | Real-time, Timed, Interval |
| Data Output | USB 2.0 |
| Language Support | English & Chinese |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Model | Dr-M1104 |
| Portability | Portable |
| Measurement Principle | Electrochemical (Clark-type polarographic sensor) |
| Range | 0–50 mg/L |
| Accuracy | ±1% FS |
| Detection Limit | 0 mg/L |
| Display | 8-inch HD color TFT touchscreen |
| Electrode Interface | 6 independent digital electrode ports (customizable to 8–12) |
| Data Storage | 1,000,000 measurement records |
| Power Supply | Rechargeable Li-ion battery + AC adapter |
| IP Rating | IP68 |
| Operating Environment | 0–50 °C, ≤85% RH (non-condensing) |
| Electrode Cable Length | 3–5 m (customizable) |
| Auto Temperature Compensation | Yes |
| Reading Modes | Real-time, Timed, Interval |
| Data Output | USB interface |
| Built-in Thermal Printer | Yes |
| Language Support | English & Chinese |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Model | Dr-M1200P |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Detection Principle | Electrochemical Sensing (pH, DO, ORP, Conductivity, TDS), Optical Sensing (Turbidity, Chlorophyll-a, Phycocyanin, Oil-in-Water, SS), Amperometric/Colorimetric (Residual Chlorine, COD, Ammonia-N) |
| Measurement Range | pH: 0–14 |
| Temperature | 0–50 °C |
| Dissolved Oxygen | 0–20 mg/L (or 0–200% saturation) |
| Conductivity | 0–200 mS/cm |
| Turbidity | 0–1000 NTU |
| ORP | −1500 to +1500 mV |
| TDS | 0–100,000 ppm |
| Salinity | 0–50 ppt |
| Residual Chlorine | 0–5 mg/L |
| COD | 0–1500 mg/L (via preloaded reagent vials) |
| Ammonia-N | 0–100 mg/L (via preloaded reagent vials) |
| Chlorophyll-a | 0–200 µg/L |
| Phycocyanin | 0–100 µg/L |
| Oil-in-Water | 0–100 ppm |
| Suspended Solids | 0–5000 mg/L |
| Electrode Interface | 3 independent digital sensor ports |
| Display | 5-inch capacitive color touchscreen |
| Data Storage | 1,000,000 measurement records with timestamp, location (optional GPS), and operator ID |
| Power Supply | Rechargeable Li-ion battery (≥16 h continuous operation) |
| IP Rating | IP68 probe housing |
| Operating Environment | 0–50 °C, ≤85% RH (non-condensing) |
| Compliance | Meets ASTM D1293 (pH), ASTM D888 (DO), ISO 7888 (conductivity), ISO 7027 (turbidity), USP <643> (TOC proxy via conductivity), and supports GLP-compliant data logging with audit trail metadata |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Model | Dr-M1201P |
| Instrument Type | Portable |
| Measurement Principle | Electrochemical Sensing (Reagent-Free) |
| COD Range | 0–500 mg/L |
| Accuracy | ≤ ±5% FS |
| Detection Limit | Not Applicable (Reagent-Free Electrochemical Estimation) |
| Measurement Time | < 60 s |
| Display | 5-inch HD Color Touchscreen |
| Data Storage | 1,000,000 Records |
| Power Supply | Rechargeable Li-ion Battery + USB-C AC Adapter |
| Electrode Interface | 3 Independent Digital Sensor Ports |
| Electrode Protection Rating | IP68 |
| Operating Environment | 0–50 °C, ≤85% RH (non-condensing) |
| Compliance | Designed for Field & Lab Use per ISO 5814 (DO), ISO 7888 (EC), ISO 7027 (Turbidity), ASTM D1293 (pH), USP <643> (TOC/COD Correlation Context) |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Model | Dr-M1212P |
| Portability | Portable |
| Measurement Principle | Electrochemical & Optical (Nephelometric for Turbidity/Suspended Solids) |
| Display | 5-inch HD color capacitive touchscreen |
| Language Support | English & Chinese |
| Electrode Ports | 3 independent digital electrode slots |
| Electrode Interface | Plug-and-play digital electrodes with auto-recognition |
| Temperature Compensation | Automatic real-time compensation (0–50 °C) |
| Power Supply | Rechargeable Li-ion battery + USB Type-C AC adapter (dual-mode operation) |
| Data Storage | Up to 1,000,000 measurement records with timestamp, location (GPS optional), and electrode ID tagging |
| Data Output | USB Type-C interface for direct PC transfer |
| IP Rating | IP68-rated electrodes |
| Operating Environment | 0–50 °C, ≤85% RH (non-condensing) |
| Electrode Cable Length | Standard 3–5 m (customizable) |
| Compliance | Designed per ISO 7027 (turbidity), ISO 5814 (DO), ISO 7888 (EC/TDS), ASTM D1293 (pH), USP <643> (TOC proxy via COD), and GLP-aligned data integrity architecture |