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Measurement
Range: 0 to 600 µg/L (as NO₂-N)
Accuracy @25°C (77°F): ±20 µg/L ±4% of reading
Method: adaptation of an EPA approved diazotization method
Measurement System
Light Source: light emitting diode
Bandpass filter: 466 nm
Bandpass filter bandwidth: 8 nm
Bandpass filter wavelength accuracy: ±1.0 nm
Light Detector: silicon photocell
Cuvette type: round 24.6 mm diameter (22 mm inside)
Additional Specifications
Auto logging: 50 readings
Display: 128 x 64 pixel B/W LCD with backlight
Auto-off: after 15 minutes of inactivity (30 minutes beforea READ measurement)
Battery type / Life: alkaline 1.5 V AA (3) / > 800 measurements (without backlight)
Environment: 0 to 50°C (32 to 122°F); 0 to 100% RH, non-serviceable
Dimensions: 142.5 x 102.5 x 50.5 mm (5.6 x 4.0 x 2.0")
Weight: 380 g (13.4 oz.)
HI97707 is supplied with sample cuvettes (2), sample caps (2), plastic stoppers (2), 1.5V AA batteries (3), instrument quality certificate, and instruction manual.
CAL Check standards and testing reagents sold separately
