Ammonia Alert Is An Innovative Color Device For Continuously Detecting And Monitoring Toxic Free Ammonia. A Sensor Changes Reversibly From Yellow To Green To Blue, Relative To The Ammonia Concentration. No Test Kits, Chemicals, Or Procedures Are Needed. The Device Detects Less Than 0.05 Mg/l (Ppm) Free Ammonia And Alerts You To The #1 Killer Before Any Sign Of Stress. It Lasts Over A Year. Marine Or Freshwater Use. In The Absence Of Free Ammonia The Unit Will Assume A Yellow Or Faint Yellow-green Color. It Is Normal For The Dry Sensor To Have A Greenish Hue.
- Sachem Sensor Technology.
- No Strips, No Tests, Just Constant Readings.
- For Marine And Freshwater Use.
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