Bionix pH, Ammonia & Dissolve oxygen combo Water Test Kit for Freshwater This test kit can perform over 150 Ammonia test (TAN) range varies from 1 to 8 mg/l or ppm, pH 200 test ranging from 1-14 mg/l & Dissolve Oxygen 100 Test range 1-12 mg/l or ppm. This kit has a wide application in Aquarium, Fish farming, Aquaculture, Hydroponics, Aquaponics, Ras, Biofloc, Water treatment plant and in many other domains. This Kit comes with 3 Ammonia Reagent bottle, 1 pH Reagent bottle, 3 Dissolve Oxygen Reagent Bottles 3 test tube, 1 Ammonia Freshwater Colour Card, 1 pH colour card for Fresh & Saltwater. 1 Dissolve Oxygen Colour Card for freshwater, 2 Syringe, 1 Ammonia manual, 1 pH manual & Dissolve Oxygen Manual.