Environmental Monitoring Instruments
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| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-3200(PO4) |
| Measurement Parameter | Total Phosphorus (as PO₄³⁻) |
| Instrument Type | Online Analyzer |
| Measurement Principle | Ammonium Molybdate Spectrophotometry (GB/T 11893–1989 compliant) |
| Measurement Range | 0–0.5 / 0–2 / 0–10 mg/L PO₄³⁻ (selectable) |
| Resolution | 0.001 mg/L |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-3200(PO4) |
| Measurement Parameter | Total Phosphorus (as PO₄³⁻) |
| Instrument Type | Online Analyzer |
| Measurement Principle | Ammonium Molybdate Spectrophotometry (GB/T 11893–1989) |
| Measurement Range | 0–2 mg/L PO₄ (extendable) |
| Resolution | 0.001 mg/L |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Model | HQ-3300 |
| Instrument Type | Online Analyzer |
| Measurement Principle | Potassium Dichromate Digestion Method (Online) |
| Measurement Range | 15–500 mg/L (extendable up to 25,000 mg/L, user-configurable) |
| Analysis Cycle Time | 40 minutes |
| Chloride Interference Tolerance | ≤75,000 mg/L |
| Detection Limit | Low (optimized for complex wastewater matrices) |
| Optical System | Dual-beam photometry with automatic turbidity and color compensation |
| Sample Delivery | Capacitive volumetric metering |
| Operating Mode | Unattended, long-term remote monitoring |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-3501 |
| Measurement Principle | Acidic Potassium Permanganate Oxidation with ORP Endpoint Detection |
| Instrument Type | Online Analyzer |
| Range | 0–10 mg/L and 0–20 mg/L (standard), extendable up to 160 mg/L (user-configurable) |
| Resolution | 0.01 mg/L |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-3600 |
| Measurement Method | Alkaline Potassium Persulfate Digestion + UV Spectrophotometry |
| Measurement Range | 0–2 mg/L and 0–10 mg/L (standard), extendable up to 500 mg/L (user-configurable range) |
| Resolution | 0.001 mg/L |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-3600(NO₂) |
| Instrument Type | Online Analyzer |
| Measurement Range | 0–1 mg/L (expandable) |
| Accuracy | ±10% |
| Detection Limit | 0.01 mg/L |
| Resolution | 0.001 mg/L |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-3600(NO₃) |
| Measurement Parameter | Nitrate-N (NO₃⁻-N) |
| Instrument Type | Online Continuous Analyzer |
| Measurement Principle | Spectrophotometry (UV-Vis, at 220 nm & 275 nm for nitrate correction) |
| Measurement Range | 0–2 mg/L and 0–10 mg/L (standard), extendable up to 500 mg/L via range switching |
| Resolution | 0.001 mg/L |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-3600(NO₃) |
| Instrument Type | Online Analyzer |
| Measurement Principle | UV Photometric Colorimetry |
| Measurement Range | 0–2 mg/L NO₃⁻-N (adjustable, scalable per user requirement) |
| Accuracy | ±10 % of reading |
| Detection Limit | 0.05 mg/L NO₃⁻-N |
| Resolution | 0.001 mg/L NO₃⁻-N |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-3700 Automated Fluoride Water Quality Analyzer |
| Pricing | Upon Request |
| Detection Limit | 0.02 mg/L |
| Measurement Principle | Ion-Selective Electrode (ISE) with Colorimetric Compensation |
| Sample Handling | Fully Automated Online/Grab Sampling |
| Reagent Shelf Life | 3 Months |
| Calibration | Auto-calibration with Standard Solutions |
| Interference Compensation | Automatic Chromaticity and Turbidity Correction |
| Fluidic System | Capacitive Volume Metering |
| Data Output | RS485/Modbus, 4–20 mA, Ethernet |
| Compliance | Designed for ISO 10523, ASTM D3869, and EPA Method 300.0 alignment |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Model | HQ-5200 |
| Portability | Portable |
| Measurement Principle | Ammonium Molybdate Spectrophotometry |
| Measurement Range | 0–2 mg/L and 0–10 mg/L (dual-range) |
| Compliance | GB/T 11893–1989 (Chinese National Standard for Total Phosphorus Determination) |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | HQ-6017 |
| Instrument Type | Online Analyzer |
| Measurement Principle | DPD Spectrophotometry |
| Measured Parameter | Free Chlorine |
| Measurement Range | (0–2) mg/L, (0–5) mg/L, or (0–20) mg/L (customizable) |
| Output Interfaces | RS485 Modbus RTU, 4–20 mA analog output |
| Operating Modes | Single-shot, Continuous, Cyclic, and Time-scheduled measurement |
| Compliance | ASTM D1253, ISO 7393-2, GB/T 5750.11–2023 (China Standard for Free Chlorine Determination) |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-6900 |
| Price | Upon Request |
| Measurement Principle | Arsenic-Platinum Blue Spectrophotometry |
| Detection Limit | 0.01 mg/L |
| Range | (0–2) mg/L and (0–10) mg/L (expandable) |
| Repeatability | ≤5.0% |
| Cycle Time | ≤60 min |
| MTBF | ≥720 h |
| Output Interfaces | RS232 / RS485, 4–20 mA analog |
| Ambient Temp | 5–40 °C |
| Humidity | ≤85% RH |
| Power Supply | AC (220 ± 25) V, 50 ± 0.5 Hz |
| Rated Power | 100 W |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Regional Classification | Domestic (China) |
| Model | HQ-8000 |
| Pricing | Upon Request |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-8100 |
| Pricing | Available Upon Request |
| Measurement Parameter | Ammonia-Nitrogen (NH₃-N) |
| Principle | Salicylate Spectrophotometry |
| Range | 0–1 mg/L and 0–10 mg/L (field-selectable) |
| Detection Limit | Sub-ppb level |
| Maximum Deployment Depth | 100 m |
| Integrated Sensors | Turbidity, Temperature, Humidity, Leak Detection |
| Form Factor | Portable, Integrated Handheld Display Unit |
| Deployment Platforms | Buoys, Floating Platforms, Moored Vessels, Shore-Based Stations |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-8200 |
| Pricing | Available Upon Request |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-8600 |
| Pricing | Upon Request |
| Measurement Parameter | Total Nitrogen (TN) |
| Measurement Principle | Potassium Persulfate Oxidation + Spectrophotometry |
| Range | 0–2 mg/L and 0–10 mg/L (dual-range auto-switching) |
| Detection Limit | Sub-ppb level (≤0.001 mg/L) |
| Maximum Deployment Depth | 100 m |
| Integrated Sensors | Turbidity, Temperature, Humidity, Leak Detection |
| Sample Interface | In-situ submersible probe with integrated digestion chamber |
| Power Supply | 12–24 V DC |
| Communication | RS-485 / Modbus RTU, optional 4G/LoRaWAN telemetry |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-8801 |
| Pricing | Available Upon Request |
| Measurement Parameters | Phosphate (as PO₄³⁻), Ammonia-N (as NH₃-N) |
| Measurement Principles | Molybdate Blue Spectrophotometry (Phosphate), Salicylate Spectrophotometry (Ammonia-N) |
| Range | 0–1 mg/L (adjustable per application) |
| Detection Limit | Sub-ppb level (phosphate & ammonia-N) |
| Max Deployment Depth | 50 m |
| Integrated Sensors | Turbidity, Temperature, Humidity, Leak Detection |
| Onboard Display | Handheld touchscreen interface |
| Digestion | Rapid-heating chemical digestion module |
| Compliance | Designed for ISO 5667-3, ASTM D515-22, EPA 365.2 & 350.1 compatibility |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-8802 |
| Pricing | Available Upon Request |
| Measurement Parameters | Nitrate-N (NO₃⁻-N), Nitrite-N (NO₂⁻-N) |
| Measurement Principle | N-(1-Naphthyl)ethylenediamine Dihydrochloride (NED) Spectrophotometry |
| Range | 0–0.5 mg/L (NO₃⁻-N), 0–0.2 mg/L (NO₂⁻-N), both field-adjustable |
| Detection Limit | Sub-ppb level (NO₃⁻-N and NO₂⁻-N) |
| Max Deployment Depth | 100 m |
| Integrated Sensors | Turbidity, Temperature, Humidity, Leak Detection |
| Onboard Display | Handheld touchscreen interface |
| Digestion | Rapid thermal digestion module |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-8808 |
| Price | Upon Request |
| Measurement Principles | Molybdenum Blue Colorimetry (PO₄-P), Fluorescence (NH₃-N), Cd-Reduction + NED Colorimetry (NO₃-N), NED Colorimetry (NO₂-N) |
| Detection Limits | 0.005 mg/L for all four analytes |
| Accuracy | ±5% FS |
| Repeatability | 3–5% RSD |
| Zero/Scale Drift | ≤2% over 24 h |
| Measurement Cycle | 10–15 min per parameter |
| Linearity | R² ≥ 0.995 |
| Resolution | 0.001 mg/L |
| Power Supply | 12 V DC |
| Avg. Power Consumption | 12 W (Max 20 W) |
| Operating Temp. | 0–50 °C |
| Enclosure Rating | IP68 |
| Dimensions | 530 mm (L) × 225 mm (Ø) |
| Max Submersion Depth | 20 m |
| Communication | RS-232 (ASCII or MODBUS RTU) |
| Turbidity Compensation | Yes |
| Anti-fouling | Integrated biofouling-resistant flow path & recirculating sampling |
| Reagent Consumption | ~30 mL/month per reagent (at 4 tests/day) |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-9000 |
| Pricing | Upon Request |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ-FC 600 |
| Pricing | Available Upon Request |
| 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 |
| Country of Origin | China |
| Model | HQ1001 |
| Pricing | Available Upon Request |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ1002 |
| Pricing | Available Upon Request |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Models | HQ6017, HQ6018, HQ6019 |
| Instrument Type | Online Analyzer |
| Measurement Principle | Colorimetric Method (DPD-based) |
| Optical Path Length Options | 2, 5, 10, 20, 30, 40 mm |
| Sample Reaction Volume | ≤ 0.4 mL per assay |
| Reagent Dispense Precision | 0.03 mL |
| Repeatability | ±0.1% RSD |
| Communication Interface | RS-485 |
| Analog Output | 4–20 mA |
| Power Consumption | Low |
| Footprint | 0.3 m² (Standard Cabinet-Sized Enclosure) |
| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | Smart Manhole Monitoring System |
| Pricing | Available Upon Request |
| 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 | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | ZM-AMWS Analysis Shelter |
| Pricing | Available Upon Request |