Red Sea’s Nitrate & Phosphate Pro Test Kits, with their easy-to-use colorimetric comparator and high accuracy, allow you to dose NO3:PO4-X properly and control algae nutrient levels. The Algae Control kit combines the two individual tests in one convenient kit.... Read More

Choose the easier way to measure reef aquarium alkalinity (buffer) Innovative new alkalinity titration test you can use with one hand Test alkalinity levels in coral reef aquariums with greater ease... Read More

The Red Sea Calcium Pro test kit provides you with accuracy (+/- 2.5ppm) Titration Test Kit (75 tests) - incl. professional titrator... Read More

* Measure magnesium levels in coral reef aquariums with one hand * Enjoy professional results with this new magnesium titration test * Monitor magnesium levels fundamental to reef aquarium health... Read More

* Accurate marine aquarium test for high and low range nitrate levels * Color wheel comparator simplifies matching of nitrate test results * Measure aquarium nitrate levels with greater ease and accuracy... Read More

* Colorimetric aquarium test kit for accurate and easy-to-read results * Color wheel comparator simplifies the testing of aquarium phosphate * Versatile test kit with results for high and low range phosphate levels... Read More

* Convenient high resolution test kit for reef iodine, potassium and iron * Precision tests for elements associated with enhanced coral coloration * Test reef aquariums regularly dosed with supplements for coral health... Read More

* Advanced titration accurately tests for reef calcium, alkalinity and magnesium * Test reef aquariums regularly to ensure proper supplementation * Outstanding value for new and experienced reef aquarium hobbyists... Read More