HANNA HI715 Medium Range Ammonia Colorimeter – Checker HC HI 715 HI715-1 HI715-25 AQUARIUM

✅ 0.00 to 9.99 ppm

✅ Ammonia

Range 0.00 to 9.99 ppm NH3-N

Resolution 0.01

Accuracy @ 25°C ±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.

Environment 0 to 50°C; RH max 95% non-condensing

Battery Type (1) 1.5V AAA

Auto-off After ten minutes of non-use

Dimensions 81.5mm x 61mm x 37.5mm

Weight 64g

Ordering Information HI-715 Checker® is supplied with (2) sample cuvettes with caps, ammonia reagent starter kit for 25 tests, battery, instructions and quick start guide.

Interference may be caused by:

Acetone

Alcohols

Aldehydes

Glycine Hardness above 1 g/L

Iron

Organic chloramines

Sulphide