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On Sale 15%
Kalk+2 Kalkwasser Supplement w/Trace (450 gm - 1 lb) - Brightwell
Brightwell Aquatics$19.99$16.99Overview • 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... -
On Sale 15%
Kalkwasser Powder Calcium Hydroxide (3.5 lbs) - ESV
ESV$27.99$23.79Calcium 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... -
On Sale 15%
Kalk+2 Kalkwasser Supplement w/Trace (225 gm - 1/2 lb) - Brightwell
Brightwell Aquatics$10.99$9.34Overview • 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... -
On Sale 15%
Kalkwasser Dry Powder Mix (500 gm - 1.1 lbs) - Two Little Fishies
Two Little Fishies$15.26$12.97Calcium 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,... -
On Sale 15%
Pharma Kalkwasser (Calcium Hydroxide) 2 lbs - Bulk Reef Supply
Bulk Reef Supply$19.99$16.99Ultra-pure Kalkwasser for Reef Tanks! BRS Pharma Kalkwasser is not your typical calcium hydroxide. It is made from an ultra-pure source that contains extremely low amounts of aluminum and compared to traditional kalkwasser you can actually see the... -
On Sale 15%
Reef Kalkwasser Powder (1 kg - 2.2 lbs) - Seachem
Seachem$28.09$23.88Reef 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... -
On Sale 15%
Pharma Kalkwasser (Calcium Hydroxide) 4 lbs - Bulk Reef Supply
Bulk Reef Supply$33.99$28.89Ultra-pure Kalkwasser for Reef Tanks! BRS Pharma Kalkwasser is not your typical calcium hydroxide. It is made from an ultra-pure source that contains extremely low amounts of aluminum and compared to traditional kalkwasser you can actually see the... -
On Sale 15%
Reef Kalkwasser Powder (500 gm - 1.1 lbs) - Seachem
Seachem$15.62$13.28Reef 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... -
On Sale 15%
Kalkwasser Dry Powder Mix (2 kg - 4.4 lbs) - Two Little Fishies
Two Little Fishies$42.58$36.19Calcium 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,... -
On Sale 15%
Reef Kalkwasser Powder (250 gm - 0.5 lbs) - Seachem
Seachem$12.45$10.58Reef 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... -
Kalkwasser Additive (1000g) - Fauna Marin
Fauna Marin$37.99A Convenient Way to Maintain and Stabilize Calcium and pH Levels Fauna Marin Kalkwasser is an easy-to-use solution for maintaining calcium and alkalinity levels in a reef aquarium. It removes the need to use multiple supplements, helping to keep water... -
Kalkwasser Additive (2.75kg) - Fauna Marin
Fauna Marin$89.99A Convenient Way to Maintain and Stabilize Calcium and pH Levels Fauna Marin Kalkwasser is an easy-to-use solution for maintaining calcium and alkalinity levels in a reef aquarium. It removes the need to use multiple supplements, helping to keep water... -
Kalkwasser Additive (500g) - Fauna Marin
Fauna Marin$19.99A Convenient Way to Maintain and Stabilize Calcium and pH Levels Fauna Marin Kalkwasser is an easy-to-use solution for maintaining calcium and alkalinity levels in a reef aquarium. It removes the need to use multiple supplements, helping to keep water... -
On Sale 15%
Bulk Pharma Kalkwasser (38 Pounds) - Bulk Reef Supply
Bulk Reef Supply$269.99$229.49Ultra-pure Kalkwasser for Reef Tanks! BRS Pharma Kalkwasser is not your typical calcium hydroxide. It is made from an ultra-pure source that contains extremely low amounts of aluminum and compared to traditional kalkwasser you can actually see the...