Tropic Marin Aquarium Test Kits
Tropic Marin test kits cover basic pH, hardness, ammonia and nitrates, as well as phosphates and calcium. They offer some nice features: the new Comparator offers a tiered scale on the colored card for precision results. It is also possible to check the test reagents for function and shelf life by applying the silicate standard enclosed. So you can rest assured that Tropic Marin test kits remain accurate.