Mi407 - Ammonia (Low Range) Professional Photometer

Ammonia is highly soluble in water and extremely toxic to fish.
SKU: Mi407
Manufacturer part number: Mi407

This user-friendly Colorimeter will give you direct readings in mg/L. Ammonia detection in water treatment systems is particularly important for aquarium owners and fish farm operators.

Ammonia is highly soluble in water and extremely toxic to fish. Fish farm owners must monitor and maintain careful control of ammonia levels to ensure optimum water conditions for their stock.

Milwaukee offers the Mi407 microprocessor-based instrument with greater resolution, better accuracy and immediate results for measuring low concentrations of Ammonia (from 0.00 to 3.00 mg/L).


Ammonia Range 0.00 to 3.00 mg/l (NH3-N)
Ammonia Resolution 0.01 mg/l
Ammonia Accuracy ±0.04 mg/l @1.50 mg/l
Method adaptation of Nessler method
Light Source Blu LED 466 nm
Light Detector silicon photocell and 466 nm narrow band interference filter
Environment 0 to 50°C / 32 to 122°F; max RH 100%
Battery Type 1 x 9V (included)
Auto-off after 10 minutes of non-use
Dimensions 192 x 104 x 52 mm
Weight 380 g


Mi507-100 Ammonia Low Range reagent set (100 tests)
Mi0001 Glass cuvets (2 pcs)
Mi0002 Caps for cuvets (2 pcs)
Mi0003 Stoppers for cuvets (2 pcs)
Mi407 is supplied complete with 2 cuvets, reagents, hard carrying case, wiping tissue, 9V battery and instructions.
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