A complete multi-test pack including all of the tests necessary to support the Reef Mature Pro. The Marine Care Kit is a direct replacement for the previous Marine Lab and includes the test pH, KH, Ammonia, Nitrite and Nitrate in the same durable, chemical resistant plastic boxes as the RCP multi test kits. -Glass vials & easier to read colour scales. Includes: Ammonia: This advanced colorimetric test has been redeveloped to measure the total ammonia (NH3/NH4) to an accuracy 0.15ppm. NO3/NO2: These tests have been redeveloped to a single kit with a common reagent.Nitrate test can be used for dosing NOPOX for fish systems. pH/KH: The KH test has been redeveloped in a simple titration format (drop from the bottle) that gives an accuracy of 0.5 dKH.