JBL GH Test-Set Foder both as main stones and

both as main stones and complementary details

dense leaf structure

When first soaked

Det håller vattnet klart och är samtidigt helt säkert för både räkor och yngel

JBL GH Test-Set Foder both as main stones andJBL GH Test Set Total Hardness (GH) Test The JBL GH Test Set is a reliable water test for freshwater aquariums and is used to measure the total hardness (GH) of the water. The test shows the content of calcium and magnesium ions, which is crucial for fish, shrimp and plants that require specific water values. The test's measuring range is automatically adjusted to the water's GH value by the number of drops used. How to use the test: Rinse the test