NT Labs Aquarium Lab Narrow pH 6 – 7.6 Test

NT Labs Narrow pH tests the acidity or alkalinity within the pH scale of 6 to 7.6 in freshwater aquariums and ponds. This pH test is more specific and covers in greater depth, the pH range which is more likely to be found in a tropical community aquarium. Contains 40 tests, test tube and a comprehensive water quality guide.