The handheld permanganate index tester is designed and manufactured in accordance with the latest drinking water quality testing method standard GB/T 5750.7-2023. This instrument primarily measures the concentration of the permanganate index in water quality. It is equipped with a high-resolution color LCD touchscreen display, an Android smart operating system, a Chinese language interface, a Chinese-English keyboard, and user-friendly operation for simpler use. When paired with a 6-hole smart digestion unit, it enables rapid outdoor testing.
The Potassium Permanganate Index Tester is widely applied in emergency monitoring, tap water, drinking water, domestic wastewater, pharmaceuticals and chemicals, food, textile dyeing, electroplating, papermaking, petroleum and metallurgy, river management, research institutions, and educational institutions.
Android smart system, quick and easy to use.
Faster detection speed, on-site data reading.
Built-in operation process, easy to use, no training required, ready to use.
Compact and lightweight portable design, ideal for outdoor testing.
Sleek and compact design, stable performance with minimal maintenance, offering excellent cost-effectiveness.
Features an imported cold light source with stable optical performance and a lifespan of up to 100,000 hours.
Equipped with a cloud monitoring platform, detection results can be wirelessly transmitted to the platform for long-term and short-term water quality analysis, aiding in management.
Supports both AC and DC power, with an internal rechargeable lithium battery, environmentally friendly and durable, capable of continuous indoor and outdoor operation.
Test Item | Permanganate Index (CODMn) |
Measurement Standard | GB/T 5750.7-2023 |
Measurement Range | 0.25-5 mg/L |
Wavelength Range | 420 nm, 470 nm, 520 nm, 560 nm, 620 nm, 700 nm |
Wavelength Selection | Automatic |
Repeatability | <0.5% |
Stability | <0.5% |
Sample Compatibility | 16 mm (round), 22mm (circular) |
Colorimetric method | Integrated digestion and colorimetry tube |
Operating system | Android smart operating system |
Display screen | 3.5-inch color LCD touchscreen |
Sensitivity (Absorbance) | 0.001 |
Operating Environment | 0~50°C, 0~90% relative humidity |
Data Storage | Over 80,000 entries |
Communication | Type-C, Wi-Fi, Bluetooth |
Printer | Optional portable Bluetooth printer |
Battery | 5600mAh lithium-ion battery |
Continuous operating time | 8 hours |
Power supply voltage | 5V DC |
Dimensions and weight | 190×77×72 mm (L×W×H), 700 g |
Supported languages | Simplified Chinese or English |