Ammonia Medium Range Checker® HC - HI715

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Achieve accurate water testing results with our handheld colorimeter.

Our ammonia colorimeter brings you more precise technology from your typical chemical test kit. Don't struggle to determine colors visually, our handheld colorimeter eliminates the hassle of matching to a color chart by providing a direct ammonia result digitally.

  • Our portable handheld colorimeter is easily carried in your pocket
  • One-button operation makes getting your ammonia results simple
  • For use with freshwater samples.



Specification Name Detail
Range 0.00 to 9.99 ppm NH₃-N
Resolution 0.01 ppm
Accuracy @ 25°C/77°F ±0.05 ppm ±5% of reading
Light Source LED @ 470 nm
Light Detector silicon photocell
Method adaptation of the ASTM Manual of Water and Environmental Technology D1426-92, Nessler Method. The reaction between ammonia and reagents causes a yellow tint in the sample
Battery Type (1) 1.5V AAA
Auto-off after ten minutes of non-use
Environment 0 to 50°C (32 to 122°F); RH max 95% non-condensing
Dimensions 86.0 x 61.0 x 37.5 mm (3.4 x 2.4 x 1.5”)
Weight 64 g (2.3 oz)
Ordering Information HI715 Checker®HC is supplied with sample cuvettes with caps (2), ammonia MR reagent starter kit (reagents for 25 tests), battery, instructions and quick start guide.
Reagent Set HI715-26 (25 tests)
Calibration Set HI715-11
Proposition 65 WARNING: This product can expose you to chemicals including Mercury and mercury compounds, which is known to the State of California to cause birth defects or other reproductive harm.