All you need to monitor water in reef aquariums, ensuring a healthy environment
* Measures calcium, carbonate hardness, phosphate, and nitrate

Long-lasting kit contains tests for calcium (70 tests), carbonate hardness (number of tests varies by water hardness), phosphate (150 tests), and nitrate (110 tests). Included instructions explain how to use the tests in an easy-to-understand manner for precise test results. Kit contents: 7 test bottles, instruction booklet, 4 glass test tubes, and 2 color cards.