The JBL range contains the world's largest selection of water tests. Lots of scientists & experts swear by the JBL water tests, but why? We’ll show you how the JBL tests take the inherent colouration of the aquarium or pond water in the test result into account, why many NH3/NH4 tests are useless without a corresponding table and how important it is that a water test can also indicate low values
Buy a JBL PROAQUATEST single test or test case / Find additional information: Su testi .
You can find out more about testing water in the Themeworld Aquarium: Suyun test edilmesi .