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18 products
Starting at $7.64
…not contain chloride salts. Instructions and GuidelinesKalk+2 is intended for use by experienced hobbyists who are familiar with kalkwasser (calcium hydroxide-based) products. The calcium concentration ("[Ca2+]") and pH in the aquarium should be determined by using an accurate test kit…
Kalkwasser Calcium Supplement
Starting at $28.52
…makes up to 225 gallons of mix. Use drip system or dosing pump to dispense into aquarium system.Directions:In a separate container, add 2 tsp of Kalkwasser Calcium Supplement per 1 gallon of cool, freshwater. Stir to Ideal method of dosing is a drip system or dosing pump.Note: Do not dose more than…
Kent Marine Strontium and Molybdenum
Starting at $9.99
…salt mixes. Potassium & molybdenum are added to assist the symbiotic algae growing in coral and invertebrate tissues. For best results, Use Kent Kalkwasser Mix first. 16 oz treats 4,700 gallons. Ingredients:Deionized Water, Strontium Chloride, Potassium Chloride, Magnesium Chloride, and Sodium…
Kent Marine Liquid Calcium
Starting at $10.99
…high pH needed in marine systems. Phosphate and nitrate free. Does not raise DOC levels. 16 oz treats 6,000 gallons. For best results, use Kent Kalkwasser Mix first.Contains no EDTA, gluconates, lactates, or other sugars, which increase bioload and may accumlate over time and spur unwanted slime or…
Seachem Reef Kalkwasser
Starting at $14.2
…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.DirectionsNote: Never add this…
Drs. Foster & Smith Kalkwasser Calcium Hydroxide
Starting at $16.99
…Sodium Bicarbonate (#84896).Dosage: Never add Kalkwasser directly into the aquarium!Add 6 grams to 1 gallon (3.78 liters) of distilled or RO/DI water and mix to dissolve. A Kalkwasser reactor may be desirable for the mixing process. Drip Kalkwasser solution into aquarium. Monitor pH and alkalinity…
Two Little Fishies KW Reactor 300 Pump Only Kit
Starting at $55.6
…aquarium, there must be strong circulation to avoid concentrating kalkwasser on invertebrates. Dose in sump only where strong water movement will quickly disperse it.Description: The KW Reactor 300 creates saturated kalkwasser solution every time the feed pump is switched on to replenish evaporated…
Seachem Reef Status Magnesium, Carbonate Borate Test Kit
Starting at $38.66
…co-precipitation of calcium and strontium. Natural seawater concentration for magnesium is approximately 1,300 mg/L. The magnesium concentration in kalkwasser treated aquaria may be as low as 600 - 700 mg/L. In general, it is prudent to maintain magnesium concentrations in reef aquaria between…
Two Little Fishies KW Reactor 300
Starting at $85.14
*Kalkwasser reactor for calcium supplementation in reef aquariums*Automatically mixes & doses Kalkwasser solution for aquarium use*Up flow design achieves the most efficient use of calcium hydroxideAutomate the preparation and dosing of Kalkwasser with greater ease. Two Little Fishies KW Reactor 300…
Kent Marine Coral-Vite
Starting at $14.99
…capful, or 5 ml = 1 teaspoon). Add directly to aquarium or sump. If you are using a doser, do not dose Coral-Vite from the same container as Kalkwasser. Ingredients: Inorganic mineral salts of Barium, Boron, Bromine, Calcium, Cobalt, Fluorine, Iodine, Iron, Lithium, Magnesium, Manganese, Potassium,…
Kent Marine Essential Elements
Starting at $9.99
…min. Molybdenum 0.0170 mg/oz min. Potassium 2.0000 mg/oz min. -->Directions for Use: Add 1 teaspoon (1 capful or 5 ml) per 50 gallons every 1 to 2 weeks, depending on the amount of water changes done. Also add immediately after carbon use. Do not dose with Kalkwasser, add directly to tank or sump.
Neptune Systems DOS Dosing and Fluid Metering System
Starting at $299.95
…dosing pump's life. Larger diameter fittings also eliminate clogging - common issues when dosing various elements like Calcium, Alkalinity, or Kalkwasser on smaller tubing pumps.Simplified InterfaceThough nearly all interaction with the DOS will be done through the graphical user interface on Apex…
Kent Marine Tech-CB
Starting at $1.74
…calcium and alkalinity and adjust the recommended dose for your particular system. Do NOT exceed 1/2 ml per gallon per 12 hour period. If you use Kalkwasser simultaneously with this product, use half the recommended dose of Kent Tech CB. If you have trouble maintaining calcium or buffer level, check…
Seachem Reef Calcium
Starting at $7.22
…polygluconate complexed calcium intended to maintain calcium in the reef aquarium without altering pH. Delivers 175 times more calcium than Kalkwasser. 250 ml treats up to 1,000 gallons.Directions for UseAdd 1 capful (5 mL) per 20 gallons twice a week. You can increase the amount or frequency…
Seachem Reef Advantage Calcium
Starting at $8.58
…to typical utilization ratios (100:5:0.1, Ca:Mg:Sr). This allows one to maintain these two important elements while maintaining calcium. Unlike limewater (kalkwasser), Reef Advantage Calcium does not have a caustic pH and will not deplete magnesium. Used as directed, it will not deplete alkalinity.