Shengaohua SH-9007(V11) Handheld Multi-Parameter Water Quality Analyzer
| Brand | Shengaohua |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | SH-9007(V11) |
| Instrument Type | Portable |
| Measurement Principle | Potassium Dichromate Digestion Method (Portable) |
| Wavelength Range | 400–860 nm |
| COD Range | 10–100 mg/L and 30–5000 mg/L (dual-range) |
| Accuracy | ≤ ±5% |
| Repeatability | ≤ ±5% |
| LOD | 0.01 mg/L |
| Analysis Time | 15 min per batch |
| Batch Capacity | 5 samples |
Overview
The Shengaohua SH-9007(V11) Handheld Multi-Parameter Water Quality Analyzer is an engineered field-deployable instrument designed for rapid, on-site quantification of critical water quality parameters in compliance with standard environmental testing protocols. It operates on the established potassium dichromate digestion method for chemical oxygen demand (COD) determination—fully aligned with ISO 6060 and HJ 828-2017—and integrates spectrophotometric analysis across a broad optical range (400–860 nm) to support simultaneous measurement of over 40 analytes including ammonia nitrogen, total phosphorus, nitrate-nitrogen, turbidity, heavy metals (e.g., Cr⁶⁺, Cu²⁺, Zn²⁺, Ni²⁺), residual chlorine, fluoride, cyanide, sulfide, and organic indicators such as phenol and formaldehyde. Its compact, ergonomic chassis (247 × 105 × 59 mm) and IP43-rated enclosure ensure operational reliability during river patrols, industrial effluent inspections, aquaculture monitoring, and emergency response deployments.
Key Features
- 5-inch high-resolution IPS capacitive touchscreen with intuitive icon-driven navigation and one-touch wake-up functionality
- Integrated multi-channel cold-light LED array with stable spectral output and extended service life (>100,000 hours), eliminating lamp replacement cycles
- Dual-range COD measurement capability (10–100 mg/L and 30–5000 mg/L) with automatic range selection and internal calibration verification
- Preloaded library of 100 factory-validated calibration curves—including ASTM D1253-compliant COD standards and ISO 7027-based turbidity algorithms—with provision for up to 50 user-defined curves
- Onboard 16 GB microSD storage supporting timestamped, GLP-compliant data logging (sample ID, operator ID, location metadata, instrument status) for ≥10 years of continuous operation
- Rechargeable lithium-ion battery delivering >12 h standby time and ≥8 h active measurement runtime; USB-C charging interface compatible with universal power adapters
- Batch processing capacity of five samples per cycle with uniform thermal control during digestion (if applicable) and synchronized photometric readout
Sample Compatibility & Compliance
The SH-9007(V11) accepts standard 16 mm round glass or quartz cuvettes and accommodates liquid samples with suspended solids content ≤500 mg/L (pre-filtered if required). It supports direct analysis of raw surface water, treated wastewater, process streams, and aquaculture pond water without dilution in most cases. All optical measurements conform to ISO/IEC 17025 traceability requirements when used with certified reference materials (CRMs). The instrument’s COD methodology satisfies national regulatory equivalency under China’s HJ 828-2017 and is functionally comparable to EPA Method 410.4 for field screening applications. Data export formats (CSV, PDF reports) are structured to align with regional environmental reporting frameworks including China’s MEP Online Reporting System and EU WFD Annex V templates.
Software & Data Management
Embedded firmware supports audit-trail-enabled data handling per GLP principles: every measurement event records operator ID, timestamp, calibration history, and instrument configuration state. Data can be exported via USB or Wi-Fi (optional module) to PC-based analytical software (Shengaohua AquaLink v3.2) for trend analysis, statistical validation (RSD, confidence intervals), and automated report generation compliant with ISO 14001 documentation requirements. Firmware updates are delivered via signed binary packages with SHA-256 verification. No cloud dependency is required; all data remain resident on-device unless explicitly transferred by authorized personnel.
Applications
- River basin surveillance and cross-section water quality mapping
- Real-time effluent compliance checks at municipal WWTPs and industrial discharge points
- On-farm water quality assessment in aquaculture and hydroponic systems
- Emergency spill response and source tracking of organic or heavy metal contamination
- Field validation of online sensor networks and laboratory reference intercomparison
- Environmental law enforcement sampling with legally defensible chain-of-custody documentation
FAQ
Does the SH-9007(V11) require external reagents or consumables beyond standard cuvettes and digestion vials?
Yes—reagent kits specific to each parameter (e.g., COD digestion tablets, ammonia Nessler reagents) must be procured separately and stored per manufacturer guidelines. No proprietary cartridges are used.
Can the instrument perform simultaneous multi-parameter analysis within a single sample aliquot?
No—sequential analysis is performed per parameter using dedicated reagent protocols and wavelength settings. Sample volume per test is 2.5 mL.
Is firmware upgrade supported remotely via wireless connection?
Wi-Fi module is optional; standard configuration requires USB-based firmware update using Shengaohua-provided utility software.
What regulatory standards does the COD measurement satisfy for official reporting?
It meets technical equivalence to HJ 828-2017 (China) and serves as a field-screening tool aligned with ISO 6060:1989; final compliance reporting requires lab confirmation per accredited methods.
How is instrument calibration verified during routine use?
Built-in optical zero and reference checks are executed automatically at startup and after each 10th measurement. Certified CRMs (e.g., NIST SRM 2177a for COD) are recommended for quarterly performance verification.
