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Full spectrum, vitamin supplement for coral reef aquariumsContains nutrients and vitamins necessary for healthy coral growthEasy and convenient way to maintain a healthy reef environmentFull-spectrum reef supplement for healthy growth of corals. Specially formulated to provide the necessary nutrients found in natural tropical reefs. Contains vitamins - including C and B12 - plus amino acids, fatty acids, and other trace components for a positive impact on the growth of desirable reef organisms. Reef Plus is nitrate and phosphate free. 250 ml treats 1,000 gallons.Please click on "More Information" for directions of use and ingredients.

Three great reef supplements in one convenient packageEstablishes and maintains a healthy marine reef aquariumSupplements calcium and other essential element to enhance coral growthThree of Seachem's most popular reef supplements in one package Use Reef Complete to restore and maintain calcium, strontium, and magnesium. Reef Carbonate is a blend of carbonate and bicarbonate salts designed to restore and maintain alkalinity in the reef aquarium. Reef Plus contains a broad spectrum of trace elements, vitamins and amino acids for overall reef health. Includes one 100 ml bottle of each.Please click on "More Information" for directions of use.

Three great reef supplements in one convenient packageEstablishes and maintains a healthy marine reef aquariumSupplements calcium and other essential element to enhance coral growthThree of Seachem's most popular reef supplements in one package Use Reef Calcium, bio-available calcium, to accelerate coral growth, Reef Strontium to provide bio-available strontium, and Reef Iodide to supply iodide for rapidly growing soft corals. Includes one 100 ml bottle each of Reef Strontium, Reef Iodide, and Reef Calcium.Please click on "More Information" for directions of use.

All you need to monitor water in reef aquariums, ensuring a healthy environmentMeasures calcium, carbonate hardness, phosphate, and nitrateEasy to use - simply match color of test solution against color chartThis easy-to-use liquid test kit helps you adjust your water parameters for the success of your reef aquarium. Measures four essential water parameters. 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.Please click on "More Information" for instructions for use and further testing information.

Water Testing Kit

Pure calcium hydroxide with unsurpassed purity and solubilityIncreases or maintains calcium concentration at natural seawater levelsIdeal way to maintain crucial calcium levels in reef aquariumsUltra fine, easy-to-mix, powdered calcium hydroxide for reliable calcium supplementation. Produces a kalkwasser solution that maintains calcium concentrations at natural seawater levels in your reef aquarium. Contains no phosphates. Use with a doser to dispense prepared kalkwasser. 500 grams makes 650 L. of kalkwasser solution.Please click on "More Information" for directions for use.

Pure calcium hydroxide with unsurpassed purity and solubilityIncreases or maintains calcium concentration at natural seawater levelsIdeal way to maintain crucial calcium levels in reef aquariumsUltra fine, easy-to-mix, powdered calcium hydroxide for reliable calcium supplementation. Produces a kalkwasser solution that maintains calcium concentrations at natural seawater levels in your reef aquarium. Contains no phosphates. Use with a doser to dispense prepared kalkwasser. 500 grams makes 650 L. of kalkwasser solution.Please click on "More Information" for directions for use.

Concentrated liquid iodide solution for marine reef aquariumsRestores aquarium iodide levels to aid coral and invertebrate healthReef Iodide remains usable and fully bio-available for reef inhabitantsConcentrated and stabilized iodide source for reef aquariums. Reef Iodide will restore and maintain iodide levels to those found in natural sea water. It is formulated to provide a safe source of iodide that will not convert to toxic free iodine under storage or reef conditions. Use 5 ml for each 50 gallons of water to maintain healthy coral growth. 100 ml treats up to 1,000 gallons.Please click on "More Information" for directions for use.

Concentrated liquid iodide solution for marine reef aquariumsRestores aquarium iodide levels to aid coral and invertebrate healthReef Iodide remains usable and fully bio-available for reef inhabitantsConcentrated and stabilized iodide source for reef aquariums. Reef Iodide will restore and maintain iodide levels to those found in natural sea water. It is formulated to provide a safe source of iodide that will not convert to toxic free iodine under storage or reef conditions. Use 5 ml for each 50 gallons of water to maintain healthy coral growth. 100 ml treats up to 1,000 gallons.Please click on "More Information" for directions for use.

Salt-water aquarium water conditioner