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On Sale 15%
TURBOSTART 700 Freshwater (4 oz) Live Nitrifying Bacteria - Fritz
Fritz Aquatics$25.49$21.67Live 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 on Select Days & Have a 100% Arrive Alive... -
On Sale 15%
Clarity (500 ML) - Seachem
Seachem$16.71$14.20Clarity™ is the ultimate clarifier for both fresh and saltwater. It employs an advanced polymeric flocculating agent that is both reef and plant safe. Clarity™ is the only clarifier on the market that does it all! Clarity™ will clear... -
Reef BluePrint Isol8 Minor and Trace Element Pack (100g) - Captiv8 Aquaculture
Captiv8 Aquaculture$19.99Contains one 10 mL dropper bottle of the following solutions: Isol8 Co Isol8 F Isol8 Fe Isol8 I Isol8 Mn Isol8 Mo Isol8 Ni Isol8 Se Isol8 V Isol8 Zn Application - each individual bottle is marked with instructions and a QR code linked to the... -
On Sale 15%
COLORS 200% Coral Amino Acids (50 ml) - Polyplab
PolypLab$49.99$42.49Polyplab 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. Refrigerate after opening. It is... -
On Sale 15%
Denitrate (2 Liter) - Seachem
Seachem$22.42$19.06denitrate™ 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 denitrification at the core. The material has a high... -
pH 4.01 Calibration Buffer 20 ml (Pack of 25) - Hanna Instruments
Hanna Instruments$29.00HI70004P is a premium quality pH 4.01 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 opened. Hanna’s line of calibration buffers have... -
On Sale 15%
Reef Code A Balanced Calcium & Alkalinity System Part A 2 L - Brightwell Aquatics
Brightwell Aquatics$28.45$24.18Reef Cõde A Sizes 250 ml, 500 ml, 2 L, 20 L Overview • The calcium-bearing component of a two-part method for dosing calcium and carbonates (the substances largely responsible for increasing alkalinity (”buffering capacity”)) in... -
On Sale 15%
Magnesium (Mg) Test Kit - Elos
ELOS$25.99$22.09Mg Magnesium Water Analysis for AquariumMagnesium is a major salt in natural seawater. Contrary to its significance this element was ignored for a long time. We know today that Magnesium creates a remarkable improvement in the growth of calcareous algae... -
A- Elements Pro Coral Trace 2 (200 ml) - Tropic Marin
Tropic Marin$13.32Tropic Marin® A- Elements contains a selection of essential anionic trace elements for the promotion of growth and the natural coloring of the corals. Trace elements are natural minerals which are needed by all aquarium inhabitants to maintain... -
On Sale 15%
Ammonium Chloride for Fishless Cycling - Dr Tim's (8 oz)
Dr Tim's Aquatics$11.99$10.19This bottle of reagent grade ammonium chloride is for use when fishless cycling. Concentration is 50 mg/L of total ammonia-nitrogen (TAN). Dose 4 drops per gallon of aquarium water. Use with One and Only Nitrifying Bacteria. Simple, easy to... -
HI713-11 Phosphate Low Range Checker® HC Calibration Check Set - Hanna Instruments
Hanna Instruments$14.00The Phosphate Low Range Checker® HC Calibration Check Set - HI713-11 provides a simple solution to validating the Phosphate Low Range Checker® HC - HI713 in the range of 0.00 to 2.50 ppm (mg/L). This high-quality set of standards is... -
On Sale 15%
Clear FX REEF (225 ml) - Blue Life USA
Blue Life USA$31.04$26.38Clear Fx Reef is an advanced comprehensive filter media for Reef Aquariums which can be used to ensure the health, clarity, and stability of your reef aquarium. This specialized reef filtration media uses cutting edge technology that specifically targets... -
On Sale 15%
Reef Phytoplankton (250mL) - Seachem
Seachem$8.82$7.50Reef 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 diet. Size ranges from 1-20 μm to... -
On Sale 15%
Reef Carbonate (500 mL) - Seachem
Seachem$7.59$6.45Reef Carbonate™ is a concentrated (4,000 meq/L) optimized blend of carbonate and bicarbonate salts designed to restore and maintain alkalinity in the reef aquarium. Calcium and carbonates are essential to all coral growth. If either becomes... -
On Sale 15%
MultiTest Copper (75 tests) Marine & Freshwater - Seachem
Seachem$16.31$13.86This kit measures copper (all types) to less than 0.01 mg/L in marine or freshwater. Uses a highly sensitive catalysis based procedure. MultiTest® Copper performs over 75 tests and contains a reference sample for validation. -
On Sale 15%
Boost pH+ Increaser (250 ml) - Brightwell
Brightwell Aquatics$7.99$6.79Boost pH+ High Range pH Increaser, raises pH only without increasing alkalinity or calcium (in tanks already having a proper dKH) High range pH increaser for all marine aquaria, Allows maintaining a pH of 8.3, 8.4 or 8.5 in difficult... -
On Sale 15%
Calcium (Ca) Test Kit - Elos
ELOS$27.99$23.79Lab Quality Calcium (Ca) Water Analysis for the Marine Hobbyist Calcium is the primary building block for corals, calms, calcareous algae and many other marine organisms that we grow in our aquarium. Accuracy and consistency is crucial to guarantee that... -
Reef BluePrint Isol8:F - Fluoride (60 mL) - Captiv8 Aquaculture
Captiv8 Aquaculture$11.99Parameter Fluoride Value 10,000 ppm Characteristics Provides fluoride; application thereof in conjunction with weekly ICP analysis to guide dosing rates typically yields deep intensification of blue pigmentation in... -
HI50021P Calibration Check Solution 20 mL (Single Pack) - Hanna Instruments
Hanna Instruments$1.56ONE Single 20 mL pack HI50021P is a premium quality calibration check solution used exclusively for the HI9813-6 portable pH/EC/TDS/Temp. meter. Each sachet has the lot number and expiration date stamped on it and is made of light block foil ensuring... -
On Sale 8%
Sea Salt Mix Bucket (Makes 160 Gallons) - Instant Ocean
Instant Ocean$71.99$65.99Instant Ocean® Sea Salt is the most carefully formulated and universally preferred sea salt in the world. The #1 choice of hobbyists, public aquariums, and scientific research facilities, Instant Ocean Sea Salt has set the industry standard for... -
On Sale 11%
PURE Reef Salt Mix (20kg Bucket) - NYOS
NYOS$89.99$79.99PURE, Trustworthy, & Consistent Ultra-pure, pharmaceutical grade ingredients No yellow tinge Quick solubility Consistent quality Near-natural mineral levels Improves color, growth, and polyp expansion of corals ICP controlled and... -
Professional Sea Salt (20kg) - Fauna Marin
Fauna Marin$86.99Professional Sea Salt for Demanding Aquariums Fauna Marin Professional Sea Salt contains all the essential macro and trace elements needed to create the ideal coral environment. Professional Sea Salt was specially developed for coral... -
On Sale 15%
Reef Fusion "1" Two Part Calcium/Buffer System (4 L) - Seachem
Seachem$32.33$27.48Reef 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. When used together, the Reef... -
On Sale 15%
Reef Fusion Two Part System 1 & 2 Calcium and Carbonate Supplement (500 ml) - SeaChem
Seachem$17.84$15.16Reef 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. When used together, the Reef... -
On Sale 15%
Purple Up (1 Gallon) - Caribsea
Caribsea$92.49$78.62PurpleUp™ - uses a unique dual method approach to coralline algae acceleration. This approach is so unique that PurpleUp has been awarded a US patent (US patent No. 7,565,883). It contains ionic calcium; which immediately raises dissolved calcium... -
On Sale 15%
Aiptasia Rx (0.5 oz) Removes Aiptasia & Majano Anemones - Blue Life USA
Blue Life USA$12.62$10.73Aiptasia Rx is a simple, effective and rapid solution for treating Aiptasia and Majano anemones. This product yields results within minutes of application. The dense solution sticks to Aiptasia, sealing the mouth to ensure planulas are not released... -
On Sale 15%
Iron Concentrate (250 ML - 8 oz) - Two Little Fishies
Two Little Fishies$5.18$4.40Two Little Fishies Iron Concentrate is a solution that contains the elements iron and manganese, which are essential to the health of all plants, including the symbiotic zooxanthellae in corals and sea anemones, and sea-grasses. Two Little Fishies Iron... -
Phosphate (PO4) Reefer Test Kit 50 Tests - NYOS Aquatics
NYOS$24.99PHOSPHATE REEFER NYOS® REEFER test kits - taking measurements at the laboratory level at an attractive price Water properties as close to nature are the key for every aquarium's success. However, monitoring relevant parameters in seawater is... -
Bio Booster (250 ml) - NYOS Aquatics
NYOS$35.99NYOS® BIO BOOSTER is a well-formulated Nutrient solution with more than 90 ingredientsBIO BOOSTER biologically reduces nitrite, nitrate and phosphate. In addition, your corals can use the resulting biomass as particulate nutrition. Together with... -
On Sale 15%
Fritz PRO RPM Redline HIGH ALK Salt Mix RED Bucket (48 lbs - Makes 180 Gallons) - Fritz Aquatics
Fritz Aquatics$84.99$72.24Same 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 Systems Contains All Essential Major, Minor & Trace... -
pH/Alkalinity Marine Test Kit - Red Sea
Red Sea$23.99Easily and accurately test the pH and Alkalinity in your saltwater aquarium with the Red Sea pH/Alkalinity Test Kit. Maintaining proper alkalinity and pH in your reef tank is key to a successful reef tank. Each kit includes: 100 pH... -
pH 10.01 Calibration Buffer 20 ml (Pack of 25) - Hanna Instruments
Hanna Instruments$29.00HI70010P is a premium quality pH 10.01 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 opened. Hanna’s line of calibration buffers... -
On Sale 15%
Calcion P - Dry Calcium Supplement (800g) - Brightwell
Brightwell Aquatics$23.58$20.04Calcium Supplement for All Marine Fish & Reef Aquaria Overview High-purity powdered calcium. Increases the concentration of calcium in marine aquarium water to provide corals andother reef-building invertebrates with one of the most important... -
On Sale 15%
Clear FX PRO (225 ml) - Blue Life USA
Blue Life USA$31.04$26.38CLEAR FX PRO is the most advanced all-in-one filtration media available on the market. Our cutting edge technology is compatible with both fresh and saltwater aquariums of all sizes. The easy to use media is the most comprehensive and reliable... -
On Sale 15%
Reef Complete (2L) - Seachem
Seachem$40.61$34.52Reef Complete® is a concentrated (160,000 mg/L) optimized blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater without affecting pH. Calcium and carbonates are essential to all coral growth. If either... -
HI775 Marine Alkalinity Checker HC (Freshwater) - Hanna Instruments
Hanna Instruments$63.95The Hanna Freshwater Alkalinity Checker bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits have limited accuracy and resolution since they rely upon the human eye to discern differences in color... -
(1-10 ml) Adjustable Volume Pipettor Highly Accurate Pipette
Generic$59.99Fully adjustable 1-10 ml pipette for accurate measuring during testing. Volume Range:1-10ml; Increment: 100μl. This 10ml Pipette's fit 10ml Four E's Scientific Tip's Digit display to allow for more accurate volume setting and easier volume... -
On Sale 15%
Reef Iodide (250 mL)- Seachem
Seachem$7.35$6.25Reef Iodide™ is a concentrated (8,000 mg/L) stabilized potassium iodide source for reef aquaria that will restore and maintain iodide levels to those found in natural sea water. It is formulated to provide a safe source of iodide that will not... -
On Sale 15%
Waste Away Time Release Gels Marine (50 Gallon) - Dr Tims Aquatics
Dr Tim's Aquatics$16.35$13.90The gels are full of our Waste-Away Bacteria that are automatically and continuously released into your aquarium to consume nutrients and break down fish waste; keeping your tank clean and water clear. REEF SAFE. “Gets into the nooks and crannies... -
Calcium Marine Test Kit - Red Sea
Red Sea$26.99Calcium Test Kit Accurate measurement of Calcium in marine aquariums Ca Red Sea’s user-friendly Calcium titration test provides a quick and reliable measurement of calcium in your aquarium to an accuracy of either 15ppm or 30ppm according to...