Magnesium test (mg) Salifert Magnesium is present in NSW in a fairly high concentration (1300 - 1400 mg/L). Magnesium is an essential part of chlorophyll, which is necessary for photosynthesis. Without photosynthesis plants, including algae and the corals, which we usually have in our aquariums, would not be able to live.

NO3 test Salifert

NO2 test Salifert

Phosphate test (PO4) Salifert

KH test Salifert

pH test Salifert

Calcium test (Ca) Salifert

API Test Tubes API® TEST TUBES are compatible with all aquarium water test kits and are perfect for testing multiple water parameters at once. Package includes 24 glass test tubes with plastic quick-release caps.

API 5-in-1 Tests Strips API 5-in-1 Test Strips API® 5-IN-1 Test Strips are a quick and easy way to monitor the 5 most important aquarium water parameters - pH, KH, GH, nitrate, and nitrite - in one step. Simply dip a test strip...

API high range PH test kit API HIGH RANGE pH TEST KIT for freshwater and seawater. API High Range pH Test Kit measures pH changes in marine aquariums, African cichlid aquariums and even highly alkaline tap water. The API High Range pH Test Kit measures the pH of...

Oxygen test Salifert (O2) Oxygen is highly essential for all life forms. Especially corals and marine fish require oxygen concentrations at saturation level. This is because of the low solubility of oxygen in saline water which is approx. 5 - 7 ppm. The oxygen test measures oxygen concentration in just a few minutes. Approx. 50 tests per kit....

Iodine Test Salifert Iodine is present in NSW (Natural seawater) in a very low concentration (0.06 mg/L or 0.06 ppm). Iodine occurs as different species. Some of them are iodide, iodate and hypoiodite.