Aquarium Water Conditioners & Medication

Provides 100,000 mg/L of ionic calcium. Restores and maintains alkalinity. Most concentrated two part system; simple 1:1 ratio. 1L

Provides 100,000 mg/L of ionic calcium. Restores and maintains alkalinity. Most concentrated two part system; simple 1:1 ratio. 500ml

Provides 100,000 mg/L of ionic calcium. Restores and maintains alkalinity. Most concentrated two part system; simple 1:1 ratio. 1L

Provides 100,000 mg/L of ionic calcium. Restores and maintains alkalinity. Most concentrated two part system; simple 1:1 ratio. 500ml

Iron Supplement for the Reef Aquarium. Concentrated 5,000 mg/L Iron. Supports Growth and Coloration. Assists in Nitrogen Uptake.

Very pure calcium hydroxide Ideal for increasing calcium in top-off water Increases pH with no impact on carbonate alkalinity 250g

Nitrogen Supplement for the Reef Aquarium. Provides Nitrogen in a fully testable form. Concentrated 25,000 mg/L Nitrogen (110,750 mg/L Nitrate).

Phosphorus Supplement for the Reef Aquarium. Supports Growth and Coloration.Concentrated 3,500 mg/L Phosphate.

Concentrated blend of green and brown marine phytoplankton Size ranges from 1-20 μm Enhanced to increase the bioavailability of important nutrients. 250ml

Concentrated blend of green and brown marine phytoplankton Size ranges from 1-20 μm Enhanced to increase the bioavailability of important nutrients. 500ml

Contains broad spectrum of vitamins, trace minerals, amino acids and fatty acids vital to fish and coral health. Most complete blend of necessary compounds available. Add directly to the aquarium.

Potassium Supplement for the Reef Aquarium. Supports Growth and Coloration. Concentrated 100,000 mg/L Potassium.

Restores and maintains strontium to levels found in natural seawater Strontium gluconate Concentrated (10,000 mg/L).  250ml

Restores and maintains strontium to levels found in natural seawater Strontium gluconate Concentrated (10,000 mg/L).  500ml

Supplies a broad range of trace elements. Seachem Reef Trace may be used alone or in conjunction with Seachem Reef Plus. Seachem Reef Trace is nitrate/phosphate free. 250ml

Concentrated blend of marine zooplankton Size ranges from 12.5-500 μm Enhanced to increase the bioavailability of important nutrients. 250ml

Concentrated blend of marine zooplankton Size ranges from 12.5-500 μm Enhanced to increase the bioavailability of important nutrients. 500ml

Restore and maintain GH Replenishes necessary minerals removed by RO/DI Necessary to prevent osmotic stress and osmotic shock. 250ml

Restore and maintain GH Replenishes necessary minerals removed by RO/DI Necessary to prevent osmotic stress and osmotic shock. 500ml

Removes chlorine, chloramine, and ammonia Detoxifies nitrite and nitrate Highly concentrated Marine and freshwater 1kg