Seachem Reef Phytoplankton 4L (SC1509) Reef Phytoplankton™ is a concentrated blend of green and brown marine phytoplankton designed to provide the essential fatty acids, proteins, vitamins, amino acids, with biological carotenoids for invertebrate...

Seachem Reef Advantage Magnesium 2.2kg (SC638) Concentrated, blended, ionically balanced magnesium source Contains NO Ammonia Vitally important in preventing ionic imbalance Reef Advantage Magnesium™ is a concentrated (80,000 ppm) optimized blend...

Seachem Reef Plus 250ml (SC53600) 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 Reef Plus™ is a...

Seachem Coral Plugs Large (SC1507) New, larger base design Secure base for freshly cut corals and polyps Contain calcium and magnesium sources for rapid growth Unique shape aids overgrowth of encrusting coral or polyps Seachem’s Coral Plugs are...

Seachem Reef Dip 500ml (SC613) Coral disinfectant Elemental iodine complex, disinfects corals Good for use before introducing new corals Reef Dip™ contains elemental iodine complexed to a protective slime coat for safely and gently disinfecting...

Seachem Reef Fusion One 1L (SC1207) Provides 100,000 mg/L of ionic calcium Restores and maintains alkalinity Most concentrated two part system; simple 1:1 ratio Reef Fusion 1™ and Reef Fusion 2™ are the foundation of a system formulated...

Seachem Reef Advantage Strontium 4kg (SC65900) Restores and maintains strontium to levels found in natural sea water Dry strontium chloride Vitally important in preventing ionic imbalance Strontium occurs in natural seawater at a concentration of about...

Seachem Reef Carbonate 500ml (SC663) Raises carbonate alkalinity (KH) Concentrated (4,000 meq/L) Made with a blend of carbonate and bicarbonate salts Reef Carbonate™ is a concentrated (4,000 meq/L) optimized blend of carbonate and bicarbonate...

Seachem Reef Calcium 2L (SC358) Liquid organic calcium source Maintains calcium and accelerates coral growth Concentrated (50,000 mg/L) Reef Calcium™ is a concentrated (50,000 mg/L) bioavailable polygluconate complexed calcium intended to...

Seachem Reef Dip 4L (SC61902) Reef Dip™ contains elemental iodine complexed to a protective slime coat for safely and gently disinfecting corals. It is effective against bacteria, fungus, and protozoans. It may be used prophylactically (without...

Seachem Reef Reactor Large 2L (SC1541) Coarse, high-purity calcium reactor media Provides calcium, magnesium, strontium, potassium, and carbonates 1-3 cm grain size Reef Reactor™ is a high-purity source of aragonite, which supplies all...

Seachem Reef Dip 100ml (SC615) Coral disinfectant Elemental iodine complex, disinfects corals Good for use before introducing new corals Reef Dip™ contains elemental iodine complexed to a protective slime coat for safely and gently disinfecting...

Seachem Reef Reactor Md 4L (SC1532) Reef Reactor™ is a high-purity source of aragonite, which supplies all important elements for optimal ionic balance and robust coral growth and coloration in reef aquaria. It has a grain size of approximately 0...

Seachem Coral Plugs (SC1502) Secure base for freshly cut corals and polyps Contain calcium and magnesium sources for rapid growth Unique shape aids overgrowth of encrusting coral or polyps Seachem’s Coral Plugs™ are a chemically advanced...

Seachem Reef Pack Enhancer 3x100ml (SC1345) Includes Reef Calcium™, Reef Strontium™, and Reef Iodide™ Provides calcium, strontium, and iodide Perfect addition to Reef Pack™ Fundamentals The Reef Pack™ Enhancer takes reef...

Seachem Reef Advantage Calcium 1kg (SC31707) Concentrated, powder ionic calcium Maintains magnesium and strontium Can be added directly to aquarium Reef Advantage Calcium™ is a non-caustic (pH 8.3–8.6) optimized blend of ionic calcium...

Seachem Reef Fusion Two 2L (SC1218) Provides 100,000 mg/L of ionic calcium Restores and maintains alkalinity Most concentrated two part system; simple 1:1 ratio Reef Fusion 1™ and Reef Fusion 2™ are the foundation of a system formulated...

Seachem Reef Fusion 1 4L (SC20906) Reef Fusion 1™ and Reef Fusion 2™ are the foundation of a system formulated to provide the essentials for the reef aquarium. Reef Fusion 1™ provides calcium, while Reef Fusion 2™ provides...

Seachem SeaGel 100ml (SC06507) Removes phosphate, silicate, organics, metals, acids, and more 50/50 blend of MatrixCarbon™ and PhosGuard™ More convenient than two separate bags of media SeaGel™ is a blend...

Seachem Reef Pack Fundamentals 3x100ml (SC33500) Includes Reef Complete®, Reef Carbonate™, & Reef Plus ™ Provides calcium, carbonate, trace components, vitamins, and amino acids Perfect introductory supplement pack for...