Chemistry

Strontium occurs in natural seawater at a concentration of about 8 to 10 mg/L. It is chemically very similar to calcium, and many organisms incorporate it in their skeletons along with calcium. Its...

Phosphate is one of the nutrients with high consumption and often low availability in the reef aquarium as well as in the unpolluted natural coral reef. Phosphate is essential in numerous growth...

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Reborn® coarse aragonite media for calcium reactors is composed of fossil skeletons of reef building corals sustainably harvested from pristine sites in the Western Pacific. When dissolved, ReBorn...

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 alkalinity...

Same great benefits from RPM's original formula, PLUS Higher alkalinity for increased SPS growth in higher nutrient systems! Complete Professional Marine Salt Mix for Reef or Fish Only...

The HI740271 is a replacement filter holder with Luer lock (1 pc.) for use with the HI781 Low Range Marine Nitrate Checker.

Ideal for Dosing Holder tube 4 Way Tube Hole Max for 8 mm Size / 0.31 Inch Fit for Standard Tank or RIM Tank

HI70007P is a premium quality pH 7.01 calibration buffer solution. Each sachet has the lot number and expiration date stamped on it and is made of light block foil ensuring freshness each time one is...

Tropic Marin® Nitribiotic is a combination of probiotic and nitrifying bacteria in one preparation which activate the immune systems of fish and shrimp and improves the water quality. The nitrifying...

Barium sol'n; 1,000 ppm.  Increases barium in recirculating seawater systems.  Maintenance of barium concentration within close confines of standardized seawater value (as defined by salinity)...

Balanced Calcium & Alkalinity System for All Marine Fish & Reef Aquaria Overview The carbonate-bearing component of a two-part method for dosing calcium andcarbonates (the substances largely...

Stability® will rapidly and safely establish the aquarium biofilter in freshwater and marine systems, thereby preventing the #1 cause of fish death: "new tank syndrome". Stability® is formulated...

Balanced Nitrogen Source for Nitrogen-Limited, Low-Nutrient Reef Aquaria Overview Used in conjunction with MICROBACTER7 and REEF BIOFUEL or KATALYST, enablesnatural phosphorus uptake to take...

Tropic Marin® Original Balling Components are the three salts used in the Balling method to allow an independent dosage of calcium and carbonates adapted to each individual aquarium. The three part...

Professional 15x strength live tank starter nitrifying bioculture for rapidly cycling new marine fish and reef aquaria and brackish aquariums, and for recovering from overcrowding or disasters...

HI7031L/C is a premium quality 1,413 µS/cm conductivity standard that is prepared against a NIST traceable potassium chloride solution and supplied with a certificate of analysis. Hanna conductivity...

This test can be used to measure any ionic copper in your source water or to monitor copper levels during parasite treatments. The test kit includes a test cylinder and reagent, plus a color chart...

Red Sea's user-friendly Magnesium filtration test provides a quick and reliable measurement of Magnesium in your aquarium to an accuracy of either 50ppm or 100ppm according to your needs.

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The Marine Calcium Checker® HC Calibration Check Set - HI758-11  provides a simple solution to validating the Marine Calcium Checker® HC - HI758 that has a range of 200 to 600 ppm calcium. This...

Milwaukee MW600 LED Economy Portable Dissolved Oxygen Meter with 2 Point Manual Calibration, 0.0 - 19.0 mg/L, 0.1 mg/L Resolution, +/-1.5 percent Accuracy, 100 Percent Saturation Range The...

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Do you think it’s important to maintain salinity precisely? We’re with you. That’s why we created AccuraSea Seawater Reference Solution, the only calibration solution of its kind made from real...

Polyplab Colors is ultra pure Amino Acids designed for the most demanding coral growers.  User discretion is advised, do not overdose.  1 Dropper or 5x Drops per 100 Gallons of water volume daily. ...

Red Sea’s Algae Control Pro Kit includes high accuracy colorimetric comparator tests for the exceptionally high accuracy measurement of nitrate and phosphate. The nitrate & phosphate tests are...

Two Little Fishies Iodide and iodine supplement is made from potassium iodide and seaweed extracts. Use this supplement to provide an extra boost of this important element and observe the positive...

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Marine buffer supplement with trace elements that promote the development of Coralline Algae KH Coralline algae will grow naturally, without any special supplements in all reef systems optimized...

The HI190M is a compact and lightweight magnetic stirrer. With a small footprint, lack of laboratory bench space is no longer a concern. Built to last with a protective covering and a...

denitrate™ is an economical, natural, porous material with a pore distribution and geometry that promotes both aerobic nitrification within the first few millimeters of depth and anaerobic...

Live product. Keep refrigerated. Do not freeze. Refrigerated life is 4 months with a temperature Range of 34 - 50 degrees F. Use before expiration date on bottom of bottle. Shipping: Live Foods Ship...

Pristine™ uses bio-augmentation, a non-chemical and natural method, to improve water quality. It provides bacteria that break down excess food, waste and detritus in freshwater and marine systems. It...

The PINPOINT® pH Monitors in use by thousands of customers worldwide. This affordable unit remains the only full-time pH monitor

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...

Complete Bioculture for Establishing Biological Filtration & Rapidly Improving Water Quality Overview Complex system of non-pathogenic aerobic and anaerobic microbes, as well as natural...

Red Sea’s Magnesium Pro Test Kit is an advanced titration test, measuring the level of magnesium in your reef aquarium to an exceptionally high accuracy of 20 ppm.The Magnesium Pro Test test kit...

Prime® is the complete and concentrated conditioner for both fresh and saltwater. Prime® removes chlorine, chloramine and detoxifies ammonia. Prime® converts ammonia into a safe, non-toxic form that...

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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...