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| Brand | Dr-Water |
|---|---|
| Origin | Hunan, China |
| Model | Dr-W100 |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Detection Parameters | Turbidity, Color, Free Chlorine, Chlorine Dioxide, Total Hardness, Permanganate Index (COD<sub>Mn</sub>), Ammonia Nitrogen, Ozone, Urea, Iron, Manganese |
| Turbidity Ranges | 0–20 NTU / 0–200 NTU / 0–1000 NTU |
| Repeatability | ≤ ±2% |
| Accuracy | ≤ ±5% |
| Wavelength Range | 330–900 nm |
| Wavelength Accuracy | ±5 nm |
| Optical Resolution | 0.001 Abs |
| Optical Stability | ≤ ±0.005 Abs/20 min |
| Light Source | Imported Cold LED (Lifespan >100,000 h) |
| Sample Cell | 16 mm & 25 mm Cuvettes |
| Display | 5-inch HD Color Touchscreen |
| Power Supply | Rechargeable Li-ion Battery + AC Adapter |
| Data Storage | 1,000,000 Records |
| Connectivity | USB Type-C (Charging & Data Transfer) |
| Calibration Modes | Blank, Factor, and Calibration Curve |
| Readout Units | Concentration or Absorbance |
| Housing Material | Corrosion-Resistant ABS |
| Brand | DoctorWater |
|---|---|
| Model | Dr-T9905 |
| Type | Portable/Water Quality Analyzer |
| Detection Principle | Dual-Mode Photometric & Electrochemical |
| Measurable Parameters | COD (2–20,000 mg/L), Ammonia-N, Total Phosphorus, Total Nitrogen, Heavy Metals, pH, Dissolved Oxygen, Conductivity, Turbidity, Temperature, ORP, TDS, Chlorophyll-a, Phycocyanin, SS, Residual Chlorine, Oil-in-Water, Salinity |
| Wavelength Range | 340–900 nm |
| Wavelength Accuracy | ±1 nm |
| Wavelength Repeatability | <0.2 nm |
| Spectral Bandwidth | 4 nm |
| Transmittance Error | ±0.5% |
| Transmittance Repeatability | ≤0.2% T |
| Absorbance Resolution | 0.001 Abs |
| Optical Stability | ≤±0.005 Abs/20 min |
| Pre-stored Calibration Curves | 600 |
| Data Storage Capacity | 1,000,000 records |
| Display | 5-inch HD capacitive touchscreen |
| Power Supply | Rechargeable Li-ion battery + AC adapter |
| Compliance | GB 11893–1989 (Total Phosphorus), GB/T 11894–1989 (Total Nitrogen), ISO 7027, ASTM D5810, EPA Method 351.2 (adapted) |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Model | Dr-T8000 |
| Instrument Type | Laboratory Water Quality Analyzer |
| Detection Principle | Spectrophotometry (UV-Vis) |
| Measurable Parameters | COD, Ammonia Nitrogen, Total Phosphorus, Total Nitrogen, Turbidity, Color, Suspended Solids, Heavy Metals, and >50 additional water quality indicators |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±1 nm |
| Wavelength Repeatability | <0.2 nm |
| Spectral Bandwidth | 2 nm |
| Photometric Accuracy (Transmittance) | ±0.5% |
| Photometric Repeatability | ≤0.2% T |
| Absorbance Resolution | 0.001 Abs |
| COD Range | 2–20,000 mg/L |
| Measurement Repeatability | ≤±2% |
| Optical System | Dual-beam with Grating Monochromator |
| Light Sources | Imported Deuterium Lamp (UV), Imported Tungsten-Halogen Lamp (Vis) |
| Display | 7-inch HD capacitive touchscreen |
| Sample Holders | Dual independent positions — for 16-mm round cuvettes (360° rotational detection) and standard 10-mm square cuvettes |
| Calibration | Single-point and multi-point calibration |
| Pre-stored Calibration Curves | 1200+ (compliant with HJ/T 399–2007, HJ 535–2009, GB 11893–1989, HJ 636–2012) |
| Data Storage | 1,000,000 measurement records |
| Output | Built-in thermal printer |
| Interface | USB port for data export |
| Compliance | Designed to meet Chinese environmental monitoring standards |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Model | Dr-YZ60 |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Detection Parameters | pH, Dissolved Oxygen (DO), Ammonia Nitrogen (NH₃-N), Nitrate Nitrogen (NO₃⁻-N), Nitrite Nitrogen (NO₂⁻-N), Water Temperature |
| pH Measurement Range | 6.5–8.5 pH |
| Repeatability | ≤ ±2% |
| Accuracy | ≤ ±5% |
| Wavelength Range | 330–900 nm |
| Wavelength Accuracy | ±5 nm |
| Optical Resolution | 0.001 Abs |
| Optical Stability | ≤ ±0.005 Abs/20 min |
| Light Source | Imported Cold Light LED (Lifespan > 100,000 h) |
| Sample Cell | 16 mm & 25 mm Cuvettes |
| Display | 5-inch HD Color Touchscreen |
| Power Supply | Rechargeable Li-ion Battery + AC Adapter |
| Data Storage Capacity | 1,000,000 Records |
| Interface | USB Type-C (Charging & Data Transfer) |
| Calibration Modes | Blank, Factor, and Calibration Curve |
| Readout Modes | Concentration & Absorbance |
| Housing Material | Corrosion-Resistant ABS |
| Printing | Built-in Thermal Printer |
| Language Support | English & Chinese |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Model | Dr-W5 |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Detection Parameters | Free Chlorine, Total Chlorine, Chlorine Dioxide, Available Chlorine, Combined Chlorine (Disinfectant Residuals) |
| Measurement Range (Free Chlorine) | 0.02–2.00 mg/L |
| Repeatability | ≤ ±2% |
| Accuracy | ≤ ±5% |
| Wavelength Range | 330–900 nm |
| Wavelength Accuracy | ±5 nm |
| Optical Stability | ≤ ±0.005 Abs/20 min |
| Display | 5-inch HD Color Touchscreen |
| Light Source | Imported Cold Light LED (Lifespan >100,000 h) |
| Sample Format | 16 mm & 25 mm Cuvettes |
| Power Supply | Rechargeable Li-ion Battery + AC Adapter |
| Data Storage | Up to 1,000,000 Records |
| Interface | USB Type-C (Charging & Data Transfer) |
| Calibration Modes | Blank, Factor, and Calibration Curve |
| Readout Modes | Concentration (mg/L) or Absorbance (Abs) |
| Housing Material | Corrosion-Resistant ABS |
| Operating Temperature | 0–50 °C |
| Operating Humidity | 0–95% RH (non-condensing) |
| Rated Power | 1.2 W |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Model | Dr-W380 |
| Instrument Type | Online Water Quality Analyzer |
| Detection Parameters | COD, Ammonia Nitrogen, pH, Dissolved Oxygen (DO), Conductivity, Turbidity, Temperature, ORP, TDS, Chlorophyll-a, Phycocyanin (Blue-Green Algae), Suspended Solids (SS), Residual Chlorine, Oil-in-Water, Salinity |
| pH Measurement Range | 0–14 pH |
| Display | 10.1-inch Android-based industrial capacitive touchscreen |
| Flow Rate | 5–30 L/h |
| Installation | Wall-mounted |
| Power Supply | AC 220 V ±15%, 50 Hz ±5% |
| Power Consumption | <50 W |
| Operating Temperature | 0–60 °C |
| Relative Humidity | <90% RH |
| Dimensions (L×W×H) | 428 × 308 × 650 mm |
| Communication Interfaces | RS-485, Ethernet, 4G, Wi-Fi |
| Calibration | On-device electrode calibration via touchscreen |
| Alarm Function | Fault detection with remote alerting |
| Housing Design | Electrically isolated chambers, corrosion-resistant materials, integrated air-bleed valve in flow cell |
| Measurement Mode | Continuous or programmable intermittent monitoring |
| Sample Path | Series-connected flow-through cell with low-volume consumption |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Model | Dr-T9000 |
| Instrument Type | Laboratory Water Quality Analyzer |
| Detection Principle | Spectrophotometry & Electrochemical Sensing |
| Measurable Parameters | COD (2–20,000 mg/L), Ammonia-N, Total Phosphorus, Total Nitrogen, pH, Dissolved Oxygen (DO), Conductivity, ORP, Chlorophyll-a, Turbidity, Color, TDS, Oil-in-Water, Heavy Metals (via compatible reagent kits) |
| Repeatability | ≤ ±2% |
| Accuracy | ≤ ±5% |
| Wavelength Range | 340–900 nm |
| Wavelength Accuracy | ±1 nm |
| Wavelength Repeatability | < 0.2 nm |
| Spectral Bandwidth | 4 nm |
| Transmittance Error | ±0.5% |
| Transmittance Repeatability | ≤ 0.2% T |
| Absorbance Resolution | 0.001 Abs |
| Optical Stability | ≤ ±0.005 Abs/20 min |
| Light Source | Imported Cold LED (Lifespan > 100,000 h) |
| Pre-stored Calibration Curves | 1,000 |
| Data Storage Capacity | 1,000,000 records |
| Display | 8-inch HD capacitive touchscreen |
| Interface | Fully localized Chinese UI (English optional) |
| Sample Holders | Rotatable tube holder (360°), dual cuvette positions (10 mm & 30 mm pathlength), four independent digital electrode ports |
| Auto-calibration | Single-point and multi-point calibration support |
| Data Output | USB export, thermal printer, on-screen curve visualization, real-time filtering |
| Compliance Standards | HJ/T 399–2007 (COD), HJ 535–2009 (Ammonia-N), GB 11893–1989 (Total Phosphorus), ISO 5815-1:2016 (DO), ISO 7888:2012 (Conductivity), ASTM D1293 (pH), EPA 180.1 (Turbidity) |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Model | Dr-W50 |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Detection Principle | Colorimetric Method |
| Measurable Parameters | Turbidity, Free Chlorine, Total Chlorine, Combined Chlorine, Ozone, Urea, pH, Calcium Hardness, Total Alkalinity, Cyanuric Acid, Water Temperature |
| Turbidity Range | 0–20 NTU / 0–200 NTU (via Scattered/Transmitted Light Method) |
| Repeatability | ≤ ±2% |
| Accuracy | ≤ ±5% |
| Wavelength Range | 330–900 nm |
| Wavelength Accuracy | ±5 nm |
| Absorbance Resolution | 0.001 Abs |
| Optical Stability | ≤ ±0.005 Abs/20 min |
| Light Source | Imported Cold LED (Lifespan >100,000 hrs) |
| Display | 5-inch HD Color Touchscreen |
| Sample Format | 16 mm / 25 mm Cuvettes |
| Power Supply | Rechargeable Li-ion Battery + AC Adapter |
| Data Storage | Up to 1,000,000 Records |
| Connectivity | USB Type-C (Charging & Data Transfer) |
| Calibration Modes | Blank, Factor, and Calibration Curve |
| Reporting | Concentration or Absorbance Readout |
| Housing Material | Corrosion- and Heat-Resistant ABS |
| 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-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 |
|---|---|
| Origin | Hunan, China |
| Model | Dr-T9900 |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Detection Principles | Spectrophotometry (340–900 nm) & Electrochemical Sensing |
| Measured Parameters | COD (2–20000 mg/L), Ammonia-N, Total Phosphorus, Total Nitrogen, Heavy Metals, pH, Dissolved Oxygen (DO), Conductivity, Turbidity, Temperature, ORP, TDS, Chlorophyll-a, Cyanobacteria, Suspended Solids, Residual Chlorine, Oil-in-Water, Salinity, and >80 additional parameters |
| Wavelength Accuracy | ±1 nm |
| Wavelength Repeatability | <0.2 nm |
| Spectral Bandwidth | 4 nm |
| Transmittance Error | ±0.5% |
| Transmittance Repeatability | ≤0.2% T |
| Absorbance Resolution | 0.001 Abs |
| Optical Stability | ≤±0.005 Abs/20 min |
| Pre-stored Calibration Curves | 600 |
| Data Storage Capacity | 1,000,000 records |
| Display | 5-inch HD capacitive touchscreen |
| Power Supply | Rechargeable Li-ion battery + AC adapter |
| Compliance | HJ/T 399–2007, HJ 535–2009, GB 11893–1989 |
| Brand | Water Doctor |
|---|---|
| Origin | Hunan, China |
| Model | Dr-W112 |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Detection Principle | Spectrophotometric (4-AAP Method per HJ 503-2009 / ISO 6439) |
| Primary Target Analyte | Volatile Phenols |
| Measured Parameters | Turbidity (0–20 NTU / 0–200 NTU / 0–1000 NTU), Color, Free Chlorine, Chlorine Dioxide, Total Hardness, Permanganate Index (COD<sub>Mn</sub>), Ammonia Nitrogen, Ozone, Urea, Iron, Manganese |
| Wavelength Range | 330–900 nm |
| Wavelength Accuracy | ±5 nm |
| Photometric Resolution | 0.001 Abs |
| Optical Stability | ≤±0.005 Abs/20 min |
| Repeatability | ≤±2% |
| Accuracy | ≤±5% |
| Light Source | Imported Long-Life Cold LED (≥100,000 h) |
| Sample Cell | 16 mm and 25 mm round cuvettes |
| Display | 5-inch HD color TFT capacitive touchscreen |
| Language Support | English & Chinese |
| Power Supply | Rechargeable Li-ion battery + AC adapter (dual-mode operation) |
| Data Storage | Up to 1,000,000 measurement records |
| Connectivity | USB Type-C (charging + data transfer) |
| Printing | Built-in thermal printer |
| Calibration Modes | Blank, Factor, and Multi-point Curve Calibration |
| Interference Compensation | Integrated chromaticity & optical attenuation correction algorithm |
| Housing Material | Corrosion-resistant ABS with IP67-rated enclosure |
| Compliance | Designed in accordance with HJ 503-2009 (China), ISO 6439:1984, and ASTM D1209/D5810 for phenolic compounds |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Model | Dr-W500 |
| Instrument Type | Laboratory Water Quality Analyzer |
| Detection Principle | Spectrophotometry |
| Measured Parameters | Turbidity, Color, Free Chlorine, Chlorine Dioxide, Total Hardness, Permanganate Index (COD<sub>Mn</sub>), Ammonia Nitrogen, Ozone, Urea, Iron, Manganese |
| Turbidity Range | 0–20 NTU / 0–200 NTU / 0–1000 NTU |
| Color Range | 0.0–50.0°Hazen / 0–500°Hazen |
| Repeatability | ≤ ±2% |
| Accuracy | ≤ ±5% |
| Wavelength Range | 330–900 nm |
| Wavelength Accuracy | ±5 nm |
| Absorbance Resolution | 0.001 Abs |
| Optical Stability | ≤ ±0.005 Abs/20 min |
| Display | 8-inch HD color capacitive touchscreen |
| Language Support | English & Chinese |
| Sample Holders | 360° rotatable cuvette port + standard 25 mm cuvette port |
| Light Source | Imported long-life cold LED (≥100,000 h) |
| Calibration Modes | Blank, Factor, and Calibration Curve |
| Data Storage | Up to 1,000,000 measurement records |
| Connectivity | USB interface |
| Output Modes | Concentration or Absorbance |
| Printer | Built-in thermal printer |
| Housing Material | Corrosion- and heat-resistant ABS |
| Dimensions | 392 × 315 × 170 mm |
| Brand | Doctor Water |
|---|---|
| Origin | Hunan, China |
| Model | Dr-T9903 |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Detection Principles | Spectrophotometry (Molybdate Blue for Total Phosphorus |
| Measured Parameters | COD, Ammonia-N, Total Phosphorus, Total Nitrogen, Heavy Metals (e.g., Cu²⁺, Pb²⁺, Cd²⁺ via colorimetric kits), pH, Dissolved Oxygen, Conductivity, Turbidity, Temperature, ORP, TDS, Chlorophyll-a, Phycocyanin, SS, Free Chlorine, Oil-in-Water, Salinity, etc. (80+ parameters) |
| COD Range | 2–20,000 mg/L |
| Wavelength Range | 340–900 nm |
| Wavelength Accuracy | ±1 nm |
| Wavelength Repeatability | <0.2 nm |
| Spectral Bandwidth | 4 nm |
| Transmittance Error | ±0.5% |
| Transmittance Repeatability | ≤0.2% T |
| Absorbance Resolution | 0.001 Abs |
| Optical Stability | ≤±0.005 Abs/20 min |
| Photometric Repeatability | ≤±2% |
| Photometric Accuracy | ≤±5% |
| Pre-stored Calibration Curves | 600 |
| Data Storage Capacity | 1,000,000 records |
| Power Supply | Rechargeable Li-ion battery + AC adapter |
| Display | 5-inch HD capacitive touchscreen |
| Interface Language | Chinese (English optional) |
| Enclosure Material | Corrosion-resistant ABS |
| IP Rating | IP67-rated carry case included |
| Brand | Dr-Water |
|---|---|
| Origin | Hunan, China |
| Model | Dr-W200 |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Detection Principle | Colorimetric Method |
| Measured Parameters | Turbidity (0–20 NTU / 0–200 NTU / 0–1000 NTU), Color, Free Chlorine, Chlorine Dioxide, Permanganate Index (COD<sub>Mn</sub>), pH, Odor & Taste, Visible Particulates, Total Coliforms, Heterotrophic Plate Count (HPC) |
| Repeatability | ≤ ±2% |
| Accuracy | ≤ ±5% |
| Wavelength Range | 330–900 nm |
| Wavelength Accuracy | ±5 nm |
| Optical Resolution | 0.001 Abs |
| Optical Stability | ≤ ±0.005 Abs/20 min |
| Display | 7-inch HD color TFT capacitive touchscreen |
| Light Source | Imported long-life cold LED (≥100,000 h) |
| Detection Positions | Dual-path 16 mm & 25 mm cuvette slots + dedicated electrode port |
| Calibration Modes | Blank, Factor, and Multi-point Curve Calibration |
| Data Storage | 1,000,000 records with timestamp, sample ID, and operator tag |
| Power Supply | Rechargeable Li-ion battery (field operation) + AC adapter (lab continuity) |
| Battery Diagnostics | Real-time SOC monitoring with low-power alert |
| Connectivity | USB 2.0 interface |
| Printing | Integrated thermal printer |
| Operating Environment | 0–50 °C, RH 0–95% (non-condensing) |
| Housing Material | Flame-retardant ABS with chemical resistance |
| Rated Power | 1.2 W |
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