Calcium hydroxide is used to prepare limewater (kalkwasser) solutions that will maintain calcium concentrations at natural seawater levels. Kalkwasser solutions maintain calcium directly and carbonate alkalinity indirectly. However, its capacity to...

Overview  • Contains calcium, strontium, and magnesium in the same ionic ratios found in aragonite. This unique feature increases the usefulness of Kalk+2 to reef-building invertebrates such as corals, clams, calcareous algae, etc...

Overview  • Contains calcium, strontium, and magnesium in the same ionic ratios found in aragonite. This unique feature increases the usefulness of Kalk+2 to reef-building invertebrates such as corals, clams, calcareous algae, etc...

Calcium Supplement Mix. Our pure source of Calcium Hydroxide makes the ideal solution for replenishing calcium and maintaining alkalinity, for corals, clams, and calcareous algae that build skeletons of calcium carbonate. It also helps maintain pH,...

KH Buffer Powder for all Marine Fish and Reef Aquaria Overview Raises alkalinity, adjust pH to 8.3 Unlike single component KH products such as sodium carbonate, Alkalin 8.3P is a multi-component automatic buffer that regulates pH and its use makes...

Concentrated KH Buffer Supplement for All Marine Fish and Reef Aquaria Overview Alkalin 8.3P is a multi-component automatic buffer that regulates pH, unlike sodium carbonate its use makes for a much more stable aquarium. Eliminates pH and KH...

Reef Kalkwasser™ is a pure calcium hydroxide with unsurpassed purity and solubility characteristics. Calcium hydroxide is used to prepare limewater (kalkwasser) solutions that will maintain calcium concentrations at natural seawater levels...

Reef Kalkwasser™ is a pure calcium hydroxide with unsurpassed purity and solubility characteristics. Calcium hydroxide is used to prepare limewater (kalkwasser) solutions that will maintain calcium concentrations at natural seawater levels...

Calcium Supplement for All Marine Fish & Reef Aquaria Overview High-purity powdered calcium. Increases the concentration of calcium in marine aquarium water to provide corals andother reef-building invertebrates with one of the most important...

Concentrated KH Buffer Supplement for All Marine Fish and Reef Aquaria Overview Alkalin 8.3P is a multi-component automatic buffer that regulates pH, unlike sodium carbonate its use makes for a much more stable aquarium. Eliminates pH and KH...

Calcium Supplement Mix. Our pure source of Calcium Hydroxide makes the ideal solution for replenishing calcium and maintaining alkalinity, for corals, clams, and calcareous algae that build skeletons of calcium carbonate. It also helps maintain pH,...

Concentrated KH Buffer Supplement for All Marine Fish and Reef Aquaria Overview Alkalin 8.3P is a multi-component automatic buffer that regulates pH, unlike sodium carbonate its use makes for a much more stable aquarium. Eliminates pH and KH...

Concentrated Calcium Supplement for All Marine Fish & Reef Aquaria Overview Highly-concentrated ionic calcium solution. Increases the concentration of calcium in marine aquarium water to provide coralsand other reef-building invertebrates with...

Reef Kalkwasser™ is a pure calcium hydroxide with unsurpassed purity and solubility characteristics. Calcium hydroxide is used to prepare limewater (kalkwasser) solutions that will maintain calcium concentrations at natural seawater levels...

Concentrated Calcium Supplement for All Marine Fish & Reef Aquaria Overview Highly-concentrated ionic calcium solution. Increases the concentration of calcium in marine aquarium water to provide coralsand other reef-building invertebrates with...

Concentrated KH Buffer Supplement for All Marine Fish and Reef Aquaria Overview Alkalin 8.3P is a multi-component automatic buffer that regulates pH, unlike sodium carbonate its use makes for a much more stable aquarium. Eliminates pH and KH...

KH Buffer Powder for all Marine Fish and Reef Aquaria Overview Raises alkalinity, adjust pH to 8.3 Unlike single component KH products such as sodium carbonate, Alkalin 8.3P is a multi-component automatic buffer that regulates pH and its use makes...

Concentrated Calcium Supplement for All Marine Fish & Reef Aquaria Overview Highly-concentrated ionic calcium solution. Increases the concentration of calcium in marine aquarium water to provide coralsand other reef-building invertebrates with...

KH Buffer Powder for all Marine Fish and Reef Aquaria Overview Raises alkalinity, adjust pH to 8.3 Unlike single component KH products such as sodium carbonate, Alkalin 8.3P is a multi-component automatic buffer that regulates pH and its use makes...

Calcium Supplement for All Marine Fish & Reef Aquaria Overview High-purity powdered calcium. Increases the concentration of calcium in marine aquarium water to provide corals andother reef-building invertebrates with one of the most important...