Tropical 6 in 1 50 test strips for your aquarium 6 Water Parameters at the same time Testenergebnis in 60 second absolutely easy to. Easy to bile test strips in resealable Doseph, GH, KH, Nitrite (No2), nitrate (No3) and chlorine (CL2)Many Aquarium owners have often to struggle with problems in the aquarium and can not explain where they come. Helps prevent excessive growth of algae, cloudy water through to fish dying these are just a few of these symptoms, which in the control unpleasant water values in the aquarium as a cause of. To get these problems in the handle, it is important to know the water values of your aquarium water. With the Tropical 6-in-1 test and its 6 x Quick Test Strips, you can measure quickly and efficiently the 6 most important water parameters in your aquarium. In just 60 seconds do you know the water quality of your aquarium. Just insert the test strip color 2-3 seconds to measure the water, wait for 60 seconds and you can already on the color chart by values reading and, absolutely no knowledge is needed quickly and easily.