Water Quality Analyzer
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| Brand | AVVOR |
|---|---|
| Origin | Canada |
| Model | AVVOR 9000 |
| Measurement Principle | Anodic Stripping Voltammetry (ASV) |
| Detectable Elements | Cu, Pb, Zn, Cd, Mn, Sb, Tl, Fe, Ni, As, Hg, Se, Co, Mo, Au, Ag, Cr, Cr(VI), Sn, Pd, U |
| Electrode Options | Gold, Mercury-film, Bismuth-film, Bare Carbon |
| Max. Simultaneous Parameters per Module | 5 |
| Max. Modules per System | 2 |
| Analog Outputs | 8 × 4–20 mA |
| Digital Interfaces | RS-485, RS-232 |
| Compliance | Designed for EPA Method 7063, ISO 11969, and ASTM D3559-22 compatibility |
| Environmental Rating | IP65 Enclosure with Humidity Control |
| Brand | AVVOR |
|---|---|
| Origin | Canada |
| Model | AVVOR 9000 |
| Measurement Principle | Anodic Stripping Voltammetry (ASV) |
| Detectable Elements | Cu, Pb, Zn, Cd, Mn, Sb, Tl, Fe, Ni, As, Hg, Se, Co, Mo, Au, Ag, Cr, Cr(VI), Sn, Pd, U |
| Electrode Options | Gold, Mercury-Film, Bismuth-Film, Bare Carbon |
| Max. Simultaneous Channels | 2 modules × 5 elements each |
| Output Interfaces | 8 × 4–20 mA analog outputs, RS-485, RS-232 |
| Compliance | Designed for EPA Method 200.8, ISO 11969, and ASTM D3559/D3590 compatibility |
| Environmental Rating | IP65 enclosure with humidity-resistant internal architecture |
| Calibration | Automated on-board standard addition and multi-point calibration routines |
| Origin | Canada |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Models | HM-1000, AVVOR-8000, AVVOR-9000 |
| Pricing | Available Upon Request |
| Brand | AVVOR |
|---|---|
| Origin | Canada |
| Model | AVVOR 9000 |
| Detection Principle | Anodic Stripping Voltammetry (ASV) |
| Measurable Elements | Cu, Pb, Zn, Cd, Mn, Sb, Tl, Fe, Ni, As, Hg, Se, Co, Mo, Au, Ag, Cr, Cr(VI), Sn, Pd, U |
| Electrode Options | Gold, Mercury-Film, Bismuth-Film, Bare Carbon |
| Max. Simultaneous Channels | 2 modules × 5 metals/module |
| Output Interfaces | 8 × 4–20 mA analog outputs, RS-485, RS-232 |
| Compliance | Designed for ASTM D3559, ISO 11047, USP <232>/<233>, EPA Method 7000B |
| Enclosure Rating | IP65 |
| Power Supply | 100–240 VAC, 50/60 Hz |
| Operating Temperature | 5–40 °C |
| Sample Inlet | 6–8 mm OD tubing, pressure-rated for continuous flow |
| Brand | Azure Cloud & Wind Confluence |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | YL-CQC10 |
| Instrument Type | Online Water Quality Analyzer |
| Measurement Parameters | Velocity, Depth, Flow Rate, Temperature |
| Flow Range | 0.01–6.50 m/s |
| Velocity Accuracy | ±1.0% ± 1.2 cm/s |
| Velocity Resolution | 0.75 mm |
| Water Temperature Range | Not specified (standard ambient range) |
| Temperature Accuracy | ±0.8 °C |
| Water Level Range | 0–10 m |
| Level Accuracy | ±0.2% ± 0.2 cm |
| Flow Rate Range | 1 L/s – 99,999,999 m³/h |
| Power Supply | Internal Li-ion battery |
| Communication | RS485, Modbus RTU protocol |
| Data Storage | 100,000 records |
| Measurement Modes | Manual & automatic (interval configurable from 0 to 120 min in 5-min increments) |
| velocity averaging duration | 10–120 s (auto), 60/100 s (manual) |
| Physical Configuration | Portable host unit with submersible sensor, telescoping pole (2 m standard, customizable extension) |
| Display | Backlit LCD |
| Brand | BBE / bbe Moldaenke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic (China-Made) |
| Model | bbe NH4—PWR II |
| Instrument Type | Online Water Quality Analyzer |
| Measured Parameter | Ammonia-Nitrogen (NH₃-N) |
| Measurement Principle | Salicylate Spectrophotometry |
| Detection Range | 0–0.5 / 2 / 4 / 20 / 100 mg/L NH₃-N (selectable) |
| Accuracy | ≤ ±3% FS or 0.0014 mg/L (whichever is greater) |
| Repeatability | ≤2% |
| Limit of Detection (LOD) | 0.0027 mg/L (at 0–0.5 mg/L range) |
| Zero Drift | ≤1% FS/24 h |
| Span Drift | ≤2% FS/24 h |
| Measurement Cycle Time | 500 s |
| Resolution | 0.0001 mg/L (at 0–0.5 mg/L range) |
| Dimensions (H×L×W) | 1100 × 600 × 310 mm |
| Weight | ~45 kg |
| Sample Requirements | Oil-free, low-suspended solids |
| Temp | 2–40 °C |
| Pressure | 0.0–0.1 bar |
| Flow Rate | 1.5–3.0 L/min |
| Output Interfaces | 4–20 mA analog, RS232/RS485 serial |
| Communication Protocols | MODBUS RTU/TCP (optional), TCP/IP (optional) |
| Calibration | Automatic & manual |
| Maintenance | Modular design with tool-free access |
| Display | Integrated touchscreen HMI |
| Data Integrity Features | Built-in QC check verification, remote status monitoring (optional) |
| Environmental Compliance | Designed for continuous operation in Class I, Division 2 hazardous locations per IEC 60079-0 (general requirements) |
| Brand | BBE / bbe Moldaenke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | bbe Phenol—PWR II |
| Instrument Type | Online Water Quality Analyzer |
| Analyte | Volatile Phenol |
| Measurement Range | 0–0.1 / 2 / 20 mg/L (selectable) |
| Detection Limit | 0.001 mg/L (at lowest range) |
| Accuracy | ≤ ±3% FS or 0.0008 mg/L (whichever is greater) |
| Repeatability | ≤3% |
| Zero Drift | ≤2% FS/24h |
| Span Drift | ≤2% FS/24h |
| Measurement Cycle Time | 39 minutes |
| Resolution | 0.0001 mg/L (at lowest range) |
| Dimensions (H×L×W) | 1100 × 600 × 310 mm |
| Weight | ~45 kg |
| Sample Requirements | Oil-free and particle-free |
| Temperature | 2–40 °C |
| Pressure | 0.0–0.1 bar |
| Flow Rate | 1.5–3.0 L/min |
| Output Interfaces | 4–20 mA, RS232/RS485 |
| Communication Protocols | MODBUS RTU/TCP (optional), TCP/IP (optional) |
| Calibration | Automatic & manual |
| Cleaning | Fully automated |
| Compliance Features | Built-in QC verification, remote operational status monitoring (optional) |
| Brand | BBE / bbe Moldaenke |
|---|---|
| Origin | Germany |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Origin | Imported |
| Model | bbe TN—PWR II |
| Instrument Type | Online Water Quality Analyzer |
| Measured Parameter | Total Nitrogen (TN) |
| Measurement Principle | Alkaline Potassium Persulfate Digestion + UV-Vis Spectrophotometry |
| Measurement Range | 0–2.5 / 10 / 50 / 350 mg/L TN (selectable) |
| Accuracy | ≤ ±3% FS or ±0.05 mg/L (whichever is greater) |
| Repeatability | ≤2% RSD |
| Detection Limit | 0.05 mg/L (at lowest range) |
| Zero Drift | ≤3% FS/24 h |
| Span Drift | ≤3% FS/24 h |
| Measurement Cycle Time | 21 minutes |
| Resolution | 0.01 mg/L (at lowest range) |
| Dimensions (H×L×W) | 1190 × 600 × 310 mm |
| Weight | ~45 kg |
| Sample Requirements | Oil-free, low-suspended solids |
| Temp. | 2–40 °C |
| Pressure | 0–0.1 bar |
| Flow Rate | 1.5–3.0 L/min |
| Output Interfaces | 4–20 mA analog output, RS232/RS485 serial communication |
| Protocol Support | MODBUS RTU/TCP (optional), TCP/IP (optional) |
| Key Features | Full-spectrum UV-Vis detection (220 nm, 275 nm, 400 nm, 700 nm), turbidity interference correction, integrated UV-assisted digestion, automatic calibration & cleaning, touchscreen HMI, remote status monitoring & QC verification (optional), power-fail recovery |
| Brand | BBE / bbe Moldaenke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | bbe TP—PWR II |
| Instrument Type | Online Water Quality Analyzer |
| Analyte | Total Phosphorus |
| Measurement Principle | Acidic Peroxysulfate Digestion + Ammonium Molybdate Spectrophotometry (λ = 880 nm) |
| Detection Limit | 0.0035 mg/L (at 0–0.5 mg/L range) |
| Accuracy | ≤ ±3% FS or ±0.003 mg/L (whichever is greater) |
| Repeatability | ≤1% |
| Zero Drift | ≤1% FS/24h |
| Span Drift | ≤2% FS/24h |
| Measurement Cycle | 30 minutes |
| Resolution | 0.0001 mg/L (0–0.5 mg/L range) |
| Dimensions (H×L×W) | 1100 × 600 × 310 mm |
| Weight | ~45 kg |
| Sample Requirements | Oil-free, low-suspended solids |
| Temp. | 2–40 °C |
| Pressure | 0.0–0.1 bar |
| Flow Rate | 1.5–3.0 L/min |
| Output Interfaces | 4–20 mA analog, RS232/RS485 serial |
| Communication Protocols | MODBUS RTU/TCP (optional), TCP/IP (optional) |
| UV-Assisted Digestion | Integrated |
| QC Verification & Remote Monitoring | Optional |
| Brand | BBE / bbe Moldaenke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Instrument Type | Online Water Quality Analyzer |
| Measured Parameters | Total Nitrogen (TN), Total Phosphorus (TP) |
| Measurement Principle (TN) | Alkaline Potassium Persulfate Digestion + UV-Vis Spectrophotometry |
| Measurement Principle (TP) | Acidic Potassium Persulfate Digestion + Ammonium Molybdate Spectrophotometry |
| Detection Range (TN) | 0–2.5 / 10 / 50 / 350 mg/L |
| Detection Range (TP) | 0–2 / 5 / 10 / 100 mg/L |
| Accuracy (TN) | ≤ ±3% FS or 0.05 mg/L (whichever is greater) |
| Accuracy (TP) | ≤ ±3% FS |
| Repeatability | ≤2% for both TN and TP |
| LOD (TN) | 0.05 mg/L |
| LOD (TP) | 0.0035 mg/L |
| Zero Drift (TN) | ≤3% FS/24h |
| Zero Drift (TP) | ≤1% FS/24h |
| Span Drift (TN) | ≤3% FS/24h |
| Span Drift (TP) | ≤2% FS/24h |
| Measurement Cycle (TN) | 21 min |
| Measurement Cycle (TP) | 30 min |
| Resolution | 0.01 mg/L (at minimum range) |
| Dimensions (H×L×W) | 1190 × 600 × 310 mm |
| Weight | ~45 kg |
| Sample Requirements | Oil-free, low-suspended solids |
| Temp. | 2–40 °C |
| Pressure | 0.0–0.1 bar |
| Flow Rate | 1.5–3.0 L/min |
| Output Interfaces | 4–20 mA analog, RS232/RS485 serial |
| Communication Protocols | MODBUS RTU/TCP (optional), TCP/IP (optional) |
| Key Hardware | Diode Array Spectrometer (UV–Vis, 190–800 nm), Integrated UV-Assisted Digestion Module |
| Calibration | Automatic & Manual |
| Maintenance | Modular Design with Tool-Free Access |
| Display | Touchscreen HMI (Human-Machine Interface) |
| Data Integrity Features | Audit Trail Ready, QC Check & Verification Logging (optional), Remote Status Monitoring (optional) |
| Brand | bbe Moldaenke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | bbe TP+TN+NH4—PWR II |
| Instrument Type | Online Water Quality Analyzer |
| Measured Parameters | Total Phosphorus (TP), Total Nitrogen (TN), Ammonia-Nitrogen (NH₄–N) |
| Measurement Principles | TN – Alkaline Potassium Persulfate Digestion + UV Spectrophotometry |
| Measurement Ranges | TN: 0–2.5 / 10 / 50 / 350 mg/L |
| TP | 0–2 / 5 / 10 / 100 mg/L |
| NH₄–N | 0–0.5 / 2 / 4 / 20 / 100 mg/L |
| Accuracy | TN: ≤ ±3% FS or 0.05 mg/L (whichever greater) |
| TP | ≤ ±3% FS |
| NH₄–N | ≤ ±3% FS or 0.015 mg/L (whichever greater) |
| Repeatability | ≤2% for all parameters |
| Detection Limits | TN: 0.05 mg/L |
| TP | 0.0035 mg/L |
| NH₄–N | 0.0027 mg/L |
| Zero Drift | TN: ≤3% FS/24h |
| TP & NH₄–N | ≤1% FS/24h |
| Span Drift | TN: ≤3% FS/24h |
| TP & NH₄–N | ≤2% FS/24h |
| Measurement Cycle Time | TN: 21 min |
| TP | 30 min |
| NH₄–N | 8.4 min |
| Resolution | TN: 0.01 mg/L (min range) |
| TP | 0.001 mg/L (min range) |
| NH₄–N | 0.0001 mg/L (min range) |
| Dimensions (H×L×W) | 1190 × 600 × 310 mm |
| Weight | ~45 kg |
| Sample Requirements | Oil-free, low-suspended solids |
| Temp | 2–40 °C |
| Pressure | 0.0–0.1 bar |
| Flow Rate | 1.5–3.0 L/min |
| Key Technologies | Diode Array Full-Spectrum Detection (UV–Vis), Turbidity Interference Compensation, UV-Assisted Digestion, Modular Architecture, Touchscreen HMI, Remote Status Monitoring (optional), QC Check & Audit Trail Support (optional), Communication: 4–20 mA, RS232/RS485, MODBUS TCP/IP (optional) |
| 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 | 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 | -- |
|---|---|
| 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 | 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-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-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-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-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 | 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 | 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-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-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-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-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 | 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 | 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 |
| 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 | Environ Lab |
|---|---|
| Origin | USA |
| Model | Multipro |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measurable Parameters | Depth, Temperature, Turbidity, Dissolved Oxygen (DO), pH/ORP, Conductivity (Salinity, Total Dissolved Solids), Chlorophyll-a, Phycocyanin (Blue-Green Algae), Oil-in-Water, Ammonia-Nitrogen*, COD (UV254)* |
| IP Rating | IP67 |
| Maximum Submersion Depth | 250 m |
| Probe Interchangeability | User-replaceable in field without tools |
| Modular Architecture | Independent housing for battery compartment and electronics |
| Operating Modes | Standalone portable operation and fixed online deployment |
| Data Storage | Internal memory for autonomous field station operation |
| Sensor Capacity | Up to 7 simultaneous sensors |
| Housing Material | Polyoxymethylene (POM) and titanium alloy |
| Temperature Compensation | PT1000 sensor (±0.1 °C accuracy) across all compatible probes |