125 Tests For fresh & saltwater use. Tests pH 7.4 - 8.6 This test is best used for aquariums containing fish that prefer alkaline conditions, such as African Cichlids or marine fish. pH levels should regularly ...

50 Tests For fresh & saltwater use Tests 0.0 - 6.1 mg/L Weekley testing of ammonia levels will indicate if the biological filter is working efficiently or if the ammonia is reaching dangerous...

For fresh & saltwater use. Specific levels of calcium need to be carefully maintained for varios marine invertebrates, ex.- live coral.

  A complete kit for testing tap and aquarium water   The Mini Master Test Kit provides information on how to perform each test, how often to perform the tests, what the test results mean, and how to correct any unsafe water conditions tha...