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Two Little Fishies Kalkwasser

Two Little Fishies Kalkwasser

"Kalkwasser" is the German term for limewater, a saturated solution of calcium hydroxide in water. Over twenty years ago, Peter Wilkens developed and described the proper methods for administering this solution to marine aquariums...

From $30.99
Seachem Laboratories Reef Advantage Calcium

Seachem Laboratories Reef Advantage Calcium

Seachem Reef Advantage Calcium ™ is equivalent to dry Reef Complete™. It is a non-caustic (pH 8.3-8.6) optimized blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater. Calcium and carb...

From $7.99
Brightwell Aquatics Calcion Liquid Calcium

Brightwell Aquatics Calcion Liquid Calcium

• Highly-concentrated ionic calcium solution. • Increases the concentration of calcium in marine aquarium water to provide corals and other reef-building invertebrates with one of the most important e...

From $6.99
Seachem Laboratories Reef Kalkwasser

Seachem Laboratories Reef Kalkwasser

Seachem Reef Kalkwasser is a pure calcium hydroxide with unsurpassed purity and solubility characteristics. This calcium hydroxide meets or exceeds the purity of competing brands designated for reef use. Calcium hydroxide is used ...

From $13.49
Seachem Laboratories Reef Calcium

Seachem Laboratories Reef Calcium

Seachem Reef Calcium ™ is a concentrated (50,000 mg/L) bioavailable polygluconate complexed calcium intended to maintain calcium in the reef aquarium without altering pH (formulated at pH 8.2). Polygluconate complexation confers s...

From $9.49
Tropic Marin Bio-Calcium 64oz

Tropic Marin Bio-Calcium 64oz

Enables the addition of biologically ideal calcium to the reef aquarium: All calcareous animals, especially corals need calcium and carbonates to grow and flourish. However the growth rate of corals depends mostly on the zooxanth...

$33.99
CaribSea Coral Up Coral Growth Supplement

CaribSea Coral Up Coral Growth Supplement

CoralUp™ incorporates the same patented dual method approach to calcium supplementation as PurpleUp™, but with a trace element composition specifi cally engineered for skeletal coral growth. CoralUp™ is not simply ionic calciu...

From $11.99
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