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Wavelength Accuracy: ±1 nm
Light Source: 3 LEDs with 420 nm, 466 nm, and 525 nm narrow band interference filters
Spectral bandwidth: 8 nm
Input Channels : 1 pH electrode input and 3 photometer wavelengths
pH Electrode: digital pH electrode (not included)
Logging Type: log on demand with user name and sample ID optional input
Logging Memory: 1000 readings
Connectivity: USB-A host for flash drive; micro-USB-B for power and computer connectivity
GLP: calibration data for connected pH electrode
Display: 128 x 64 pixel LCD with backlight
Battery Type / Life: 3.7 VDC Li-polymer rechargeable battery / >500 photometric measurements or 50 hours of continuous pH measurement
Power Supply: 5 VDC USB 2.0 power adapter with USB-A to micro-USB-B cable (included)
Environment: 0 to 50.0 oC (32 to 122.0 oF); 0 to 95% RH, non-condensing
Dimensions: 206 x 177 x 97 mm (8.1 x 7.0 x 3.8")
Weight : 1.0 kg (2.2 lbs.)
Photometer/Colorimeter Light Detector: silicon photodetector
Cuvette Type : round, 24.6 mm
Number of Methods : 128 max.
Ordering Information: HI83225 is supplied with sample cuvettes and caps (4 ea.), cloth for wiping cuvettes, USB to micro USB cable connector, power adapter and instruction manual.
| Parameter | Range | Resolution | Accuracy (at 25 °C) | Method | Wavelength | Reagent Code |
| Absorbance | 0.000 to 4.000 Abs | 0.001 Abs | +/-0.003Abs @ 1.000 Abs | |||
| Ammonia, Low Range | 0.00 to 3.00 mg/L (as NH3 -N) | 0.01 mg/L | ±0.04 mg/L ±4% of reading | Adaptation of the ASTM Manual of Water and Environmental Technology, D1426 Nessler method. | 420 nm | HI93700-01 |
| Ammonia, Medium Range | 0.00 to10.00 mg/L (as NH3 -N) | 0.01 mg/L | ±0.05 mg/L ±5% of reading | Adaptation of the ASTM Manual of Water and Environmental Technology, D1426, Nessler method | 420 nm | HI93715-01 |
| Ammonia, High Range | 0.0 to 100.0 mg/L (as NH3 -N) | 0.1 mg/L | ±0.5 mg/L ±5% of reading | Adaptation of the ASTM Manual of Water and Environmental Technology, D1426, Nessler method | 420 nm | HI93733-01 |
| Calcium | 0 to 400 mg/L (as Ca2+) | 1 mg/L | ±10 mg/L ±5% of reading | Adaptation of the Oxalate method | 466nm | HI937521-01 |
| Magnesium | 0 to 150 mg/L (as Mg2+) | 1 mg/L | ±5 mg/L ±3% of reading | Adaptation of the Calmagite method | 466 nm | HI937520-01 |
| Nitrate | 0.0 to 30.0 mg/L (as NO3 - N) | 0.1 mg/L | ±0.5 mg/L ±10% of reading | Adaptation of the cadmium reduction method | 525 nm | HI93728-01 |
| pH | 6.5 to 8.5 pH | 0.1 pH | ±0.1 pH | Adaptation of the Phenol Red method | 525 nm | HI93710-01 |
| Phosphate, High Range | 0.0 to 30.0 mg/L (as PO4 3-) | 0.1 mg/L | ±1.0 mg/L ±4% of reading | Adaptation of the Standard Methods for the Examination of Water and Wastewater, 18th edition, Amino Acid method | 525 nm | HI93717-01 |
| Potassium | 0.0 to 20.0 mg/L (as K) | 0.1 mg/L | ±3.0 mg/L ±7% of reading | Adaptation of the Turbidimetric Tetraphenylborate method | 466 nm | HI93750-01 |
| Sulfate | 0 to 150 mg/L (as SO42-) | 1 mg/L | ±5 mg/L ±3% of reading | Sulfate is precipitated with barium chloride crystals | 466 nm | HI93751-01 |