Seachem Ammonia Alert Test

Seachem sensor technology Continuously detects and monitors free ammonia No test kits, chemicals, or procedures are needed; just constant readings Lasts over a year Marine and freshwater 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. This product is not recommended for use at acid pH. Marine or freshwater use.   *Please Note - Any Teachers Please Add Tax Exempt # to the Notes Section Upon Checkout*