Water Quality Analyzer
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| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | YSI pH10 |
| Price | Upon Request |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | YSI pH100 |
| Price | Upon Request |
| Brand | Xylem |
|---|---|
| Origin | USA |
| Model | YSI ProDSS |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Sensor Interface | 4x Smart Sensor Ports |
| Display | High-Resolution Color LCD |
| Depth Rating | IP67 (submersible to 1 m for 30 min) |
| Cable Options | Up to 100 m (with or without integrated depth sensor) |
| Power | Rechargeable Lithium-Ion Battery |
| GPS | Optional Integrated Module |
| Compliance | Designed for ASTM D3370, ISO 5814, ISO 7888, USP <643>, EPA Method 180.1, and GLP-compliant field data collection |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | ProQuatro |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Detection Principle | Electrochemical Sensors |
| Measured Parameters | pH, Dissolved Oxygen (DO), Electrical Conductivity (EC), Salinity, Total Dissolved Solids (TDS), Temperature |
| Measurement Ranges | pH: 0–14.00 |
| DO | 0–50.0 mg/L |
| EC | 0–200,000 µS/cm |
| Salinity | 0–70 ppt |
| Temperature | −5 to +60 °C |
| Repeatability | pH: ±0.02 pH |
| DO | ±0.2 mg/L |
| EC | ±0.5% of full scale |
| Temperature | ±0.1 °C |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | ProQuatro |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measured Parameters | Dissolved Oxygen (DO), Electrical Conductivity, Specific Conductivity, Salinity, Resistivity, Barometric Pressure |
| Dimensions | 8.3 cm × 21.6 cm × 2.3 cm |
| Weight (with batteries) | 475 g |
| Power Supply | Two C-cell alkaline batteries (80 h runtime at ambient temperature, backlight off) or micro-USB power input |
| Operating Temperature | −10 °C to +60 °C |
| Storage Temperature | −20 °C to +70 °C |
| Display | Backlit graphical LCD |
| Memory Capacity | 5,000 data sets with 50 unique ID tags |
| Data Logging Modes | Single-point or continuous logging with auto-stability detection |
| Cable Options | Field cables (1, 4, 10, 20, 30 m) |
| Barometer Range | 375–825 mmHg |
| Accuracy | ±1.5 mmHg (0–50 °C) |
| Resolution | 0.1 mmHg |
| DO Membrane Response Time (T95) | 8 s (1.25 mil PE, flow = 0.15 m/s), 17 s (2.0 mil PE, flow = 0.08 m/s), 18 s (1 mil Teflon®, flow = 0.30 m/s) |
| Ingress Protection | IP67 (submersible even with battery door open) |
| Warranty | 3 years instrument, 2 years cables |
| Certifications | RoHS, CE, FCC |
| Language Support | English, Simplified/Traditional Chinese, French, German, Italian, Japanese, Norwegian, Portuguese, Spanish |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | ProQuatro |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measured Parameters | Dissolved Oxygen (DO), Conductivity, Specific Conductivity, Salinity, Resistivity, Barometric Pressure |
| Dimensions | 8.3 cm × 21.6 cm × 2.3 cm |
| Weight (with batteries) | 475 g |
| Power Supply | Two alkaline C-cell batteries (80 h runtime at ambient temperature, backlight off) or micro-USB power input |
| Operating Temperature | –10 to 60 °C |
| Storage Temperature | –20 to 70 °C |
| Display | Backlit graphical LCD |
| Memory Capacity | 5,000 data sets |
| Data Logging Modes | Single-point or continuous with auto-stabilization |
| Cable Options | Field cables (1, 4, 10, 20, 30 m) |
| Barometer Range | 375–825 mmHg |
| Accuracy | ±1.5 mmHg (0–50 °C) |
| Resolution | 0.1 mmHg |
| DO Membrane Response Time (T95) | 8 s (1.25 mil PE, flow = 0.15 m/s), 17 s (2.0 mil PE, flow = 0.08 m/s), 18 s (1 mil Teflon®, flow = 0.30 m/s) |
| IP Rating | IP67 (submersible even with battery cover open) |
| Warranty | 3 years (instrument), 2 years (cables) |
| Certifications | RoHS, CE, FCC |
| Firmware Update | via micro-USB and YSI website |
| Language Support | English, Simplified/Traditional Chinese, French, German, Italian, Japanese, Norwegian, Portuguese, Spanish |
| Brand | Huake Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | ZFSC-I |
| Price Range | USD 70,000–100,000 (FOB) |
| Instrument Type | Online Water Quality Analyzer |
| Measured Parameter | Dissolved Hydrogen |
| Display Resolution | 0.01 µg/L |
| Measurement Range | 0–10 µg/L and 0–100 µg/L |
| Accuracy | ±3% FS or ±0.5 µg/L (whichever is greater) |
| Response Time (T90) | 5 s |
| Temperature Compensation Range | 5.0–45.0 °C (manual/automatic) |
| Sample Temp. Range | 5.0–45.0 °C |
| Flow Rate | 50–350 mL/min |
| Max. Suspended Particle Size | ≤5 µm (no colloids or oils) |
| Ambient Temp. | 5.0–45.0 °C |
| Humidity | ≤90% RH (non-condensing) |
| Power Supply | AC 100–240 V, 50–60 Hz |
| Max. Power Consumption | ≤500 W |
| Insulation Strength | 1500 VAC for 1 min |
| Brand | Easysensor |
|---|---|
| Model | ZG-ST5200 |
| Origin | Jiangsu, China |
| Instrument Type | Online Water Quality Analyzer |
| Compliance | Designed for ASTM D3867, ISO 15681-2, and USP <643> compliant nutrient measurement workflows |
| Detection Principles | Spectrophotometry (NH₃-N: Fluorometric), Flow Injection Analysis (FIA) with segmented microfluidics |
| Power Supply | 12–24 V DC |
| Operating Temperature | 0–40 °C |
| Depth Rating | Up to 10 m (IP68 housing) |
| Data Output | RS485/Modbus RTU, SD card local storage (up to 1 year @ 15-min intervals), optional 4G/LTE telemetry |
| Calibration | Auto-zero and multi-point standard calibration with onboard reagent reservoirs (≥30 days operation per cartridge) |
| Brand | Zhuochi |
|---|---|
| Model | AOX-3 Standard |
| Origin | Zhejiang, China |
| Instrument Type | Laboratory Water Quality Analyzer |
| Detection Principle | High-Temperature Catalytic Combustion Coupled with Ion Chromatography or Microcoulometric Detection |
| Measurement Range | 0.8 µg/L to 1000 µg/L |
| Combustion Temperature | Up to 1150 °C |
| Sample Introduction | Nitrogen-pressurized Column Adsorption (Activated Carbon Cartridge) |
| Sample Mass | 5–1000 mg |
| Analysis Time (Combustion & Detection Cycle) | 3–10 min (excluding sample pre-concentration) |
| Carrier Gas | Oxygen ≥99.6% (99.999% recommended) |
| Sample Boat | Modified Quartz Boat for Direct Injection |
| Compliance | HJ/T 83–2001, ISO 9562:1989, GB/T 15959–1995 |
| Brand | Zhuochi |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Authorized Distributor |
| Country of Manufacture | China |
| Model | AOX-WK-S |
| Instrument Type | Laboratory Water Quality Analyzer |
| Target Analytes | Fluorine, Chlorine, Bromine |
| Regulatory Compliance | HJ 1214–2021 (PRC National Standard for Determination of Adsorbable Organic Halogens in Water by Microcoulometry) |
| Operating System | Windows-based GUI |
| Data Output | On-screen real-time display, disk storage, and printer-compatible reporting |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ10-LT |
| Price | Upon Request |
| Measurement Range | 0–20 NTU (customizable ranges available) |
| Resolution | 0.001 NTU |
| Accuracy | ±2% or ±0.02 NTU (whichever is greater) |
| Zero Drift | ≤0.015 NTU |
| Operating Temperature | 0–50 °C (non-freezing) |
| Storage Temperature | −10–60 °C |
| Power Supply | 12 V DC / 0.03 A |
| Light Source | Long-life laser diode |
| Output Interface | RS485 Modbus RTU |
| Display | Integrated LCD screen |
| Anti-condensation Design | Yes |
| Flow Stabilization & De-aeration System | Built-in |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Regional Classification | Domestic (China) |
| Model | HQ10-ZMT |
| Instrument Type | Online Water Quality Analyzer |
| Detection Principle | Electrochemical Sensing |
| Measurable Parameters | Dissolved Oxygen (DO), pH, Ammonia Nitrogen (NH₃-N), Residual Chlorine, Ozone (O₃), Turbidity, Conductivity, COD |
| Measurement Range | Customizable per sensor module |
| Repeatability | Customizable per sensor module |
| Display | 3.5″ TFT-LCD, 320×480 px, LED backlight, transflective |
| Dimensions (Controller) | 162.4 × 145.5 × 178.7 mm |
| Power Supply | (100–240) VAC, 50/60 Hz or 24 VDC |
| Operating Temperature | −20 to +60 °C |
| Storage Temperature | −20 to +70 °C |
| Relative Humidity | 0–95% RH (non-condensing) |
| Analog Outputs | Two isolated 4–20 mA outputs, max. load 500 Ω |
| Relay Outputs | Two SPDT relays |
| Communication Interface | MODBUS RTU over RS-485 |
| Enclosure Material | Polycarbonate with aluminum powder fill + stainless steel mounting hardware |
| Mounting Options | Wall-mount, panel-mount, and pipe-mount configurations |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | HQ-10 |
| Instrument Type | Online Water Quality Analyzer |
| Measurable Parameters | Temperature, pH, ORP, Conductivity, Turbidity, Dissolved Oxygen (DO), Total Suspended Solids (TSS), Chemical Oxygen Demand (COD), Ammonia Nitrogen (NH₃-N), Residual/Total Chlorine, Chlorophyll-a, Phycocyanin (Blue-Green Algae) |
| Display | 4-inch Industrial TFT Color LCD (800 × 480) |
| Communication | RS485 MODBUS RTU |
| Analog Output | 4–20 mA (configurable per parameter) |
| Digital Output | Relay Control (2 channels) |
| Firmware Update | Remote OTA via USB or RS485 |
| Sensor Interface | Dual-mode support for digital (RS485 Modbus) and analog (4–20 mA / 0–5 V) sensors |
| Auto-Sensor Recognition | Yes |
| Power Supply | 24 VDC ±15% |
| IP Rating | IP65 (enclosure) |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-100 |
| Instrument Type | Online Water Quality Analyzer |
| Measured Parameters | Temperature, pH, ORP, Dissolved Oxygen (DO), Conductivity / Salinity, Turbidity, Residual Chlorine, Total Chlorine, COD (UV-based estimation), Ammonia-Nitrogen (NH₃-N), Chlorophyll-a, Phycocyanin (Blue-Green Algae), Total Suspended Solids (TSS) |
| Display | 7″ TFT Color Touchscreen (800×480 resolution) |
| Enclosure Rating | IP68 for All Probes |
| Power Input | 88–245 VAC or 24 VDC (customizable) |
| Power Consumption | 5 W (low-power mode), 7 W (standard operation) |
| Dimensions (Analyzer Unit) | 219 × 76 × 232 mm |
| Communication | RS485 Modbus RTU/ASCII |
| Data Export | USB flash drive support |
| Sensor Interface | Digital auto-identification, plug-and-play |
| Built-in Temp Compensation | 0–60 °C |
| Probe Cleaning | Integrated motorized brush for autonomous fouling mitigation |
| Brand | ZYKX |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Manufacture | China |
| Model | PCD-2015 |
| Pricing | Upon Request |
| Display | 4.3" Color Touchscreen (Chinese UI) |
| Power | Rechargeable Li-ion Battery (24 h continuous operation) |
| Dimensions | 260 × 155 × 50 mm |
| Weight | 1.3 kg |
| Connectivity | USB 2.0, Bluetooth 4.2 (optional) |
| Data Storage | Internal memory for ≥10,000 measurement records |
| Enclosure | Anodized aluminum alloy, IP67-rated |
| Printer Support | Optional thermal printer module |
| Compliance | Meets technical requirements of HJ/T 96–2003, HJ/T 99–2003, and HJ 506–2009 (China EPA) |
| Brand | ZYKX |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | PTB-2020 |
| Pricing | Upon Request |
| Brand | ZYKX |
|---|---|
| Origin | Beijing, China |
| Model | ZYKX-08 |
| Instrument Type | Portable/handheld water quality analyzer |
| Measured Parameters | pH, Nitrite (NO₂⁻), Hydrogen Sulfide (H₂S), Ammonia Nitrogen (NH₃-N), Dissolved Oxygen (DO), Temperature, Salinity, Residual Chlorine |
| Measurement Principle | Colorimetric (for NO₂⁻, NH₃-N, H₂S, residual chlorine) and electrochemical/optical probe-based (for DO, pH, temperature, salinity) |
| DO Range | 0–12 mg/L |
| pH Range | 0–14 |
| Temperature Range | 0–50 °C |
| Salinity Range | 0–50 ppt |
| Residual Chlorine Range | 0–2.5 mg/L |
| NH₃-N Range | 0–10 mg/L |
| NO₂⁻ Range | 0–0.3 mg/L |
| H₂S Range | 0–12 mg/L |
| DO Resolution | 0.001 mg/L |
| pH Resolution | 0.1 |
| Temperature Resolution | 0.1 °C |
| Salinity Resolution | 0.1 ppt |
| Repeatability | ≤2% |
| Accuracy | ±5% FS (full scale) |
| Power Supply | 4 × 1.5 V button cells |
| Housing | Anodized aluminum alloy |
| Compliance | Designed for field-deployable aquaculture monitoring per ISO 7027 (turbidity reference), ASTM D1293 (pH), ASTM D888 (DO), and EPA 365.3 (phosphate-free colorimetric methods) |