Quick and easy determination of ammonium. Features: • These test strips allow the quick and easy determination of ammonium in solutions. • The test strips come with all necessary reagents so that the measurement can be started immediately. • Within 10 seconds one gets a reliable result. • Naturally, ammonium results from the biological decay from plant and animal matter. • High concentrations can be found in rural, farming areas where fertilizers are regularly used. • Also, industrial effluents may contain ammonium in high levels. • Ammonium itself is relatively harmless. • Depending on the pH, however, part of the ammonium is transformed to the aggressive NH3-gas, which is poisonous for aquatic life. • Ammonium levels >1 mg/l are not suitable for fish. • As an indicator for decomposition of animal or vegetable substances, control of ammonium is also important for the water supply. • With QUANTOFIX® Ammonium test strips the determination of ammonium is easy, quick and reliable. Product data • Presentation: Tube of 100 test strips and reagents • Color reaction: bright yellow → orange • Gradation: 0 · 10 · 25 · 50 · 100 · 200 · 400 mg/l NH4+