1300 662 720

Customer Support

1300 662 720

Customer Support


Ammonia (Medium Range) Professional Photometer

Currently Out of Stock, Backorder only! This item may take 3-4 weeks to deliver. Call us on 1300 662 720

$ 603.41 Ex. GST


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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 Mi405 Photometer with a range of 0.00 to 9.99 mg/L, for medium concentrations.


Mi405 is supplied complete with 2 cuvets, reagents for 100 tests, hard carrying case, wiping tissue, 9V battery and instructions.



Range 0.00 to 9.99 mg/l (NH3-N)
Resolution 0.01 mg/l
Accuracy ±0.10 mg/l @5.00 mg/l
Method adaptation of Nessler method
Sorgente luminosa Blue 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



Instruction Manual