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4-Part Complete Reef Care Dosing System - Small (150L - 40 Gal) - Red Sea
Red Sea$69.99Meet the new 4-part Complete Reef Care, providing hobbyists with more convenience at no extra cost, and ensuring optimal coral growth and vivid colors with only one test per week! Our long-term research has revealed that in most reef systems... -
REFUEL Amino Acid Enriched Bacterial Food Source (500 ml) - Polyplab
PolypLab$69.00Refuel is a unique fusion of organic carbon sources enriched with amino acids. It is a safe and highly effective carbon-based bacterial food source that will steadily improve water quality. The process is very gentle, and will not have any negative... -
Pure Water Tester (HI98308) - Hanna Instruments
Hanna Instruments$69.00The HI98308 Pure Water tester is a rugged and reliable pocket-sized tester that offers quick and accurate readings. The HI98308 Pure Water tester features graphite electrodes to reduce polarization effects and an exposed temperature probe for fast... -
Reef BluePrint Isol8:Ca(OH)2 - Kalkwasser (5.0 kg) - Captiv8 Aquaculture
Captiv8 Aquaculture$68.84Calcium Hydroxide | "Kalkwasser" Characteristics Provides calcium. Increases pH. Kalkwasser application is an integral part of an effective pH-management and coral growth regimen in dedicated coral culture systems... -
(HI98304) DiST4 Waterproof Electrolytic Conductivity (EC) Tester - Hanna Instruments
Hanna Instruments$68.00The DiST® 4 features a large multi-level LCD which displays both conductivity and temperature readings simultaneously. The EC readings are displayed with a 0.01 mS/cm resolution and with an accuracy of ±2% full scale. The EC range of the... -
Ultimate Complete Water Conditioner (1 Gallon) - Hikari
Hikari$67.49Great For Freshwater, Marine or Pond Environments Ultimate is the world’s first full-function water conditioner. Everything you need to maintain a superior environment for your aquatic pets is in one bottle. For new setups ®Ultimate instantly... -
FOWLR Beginner Saltwater Test Set (Refractometer, Salifert NO3, PO4)
Salifert$65.99Generic Refractometer - It is designed for testing the concentration of salt water and brine and used for quality control in research and clinical laboratories and marine industry. Its scale provides a direct reading of the specific gravity and... -
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... -
ClorAm-X Water Conditioner (1 Gallon) - Hikari
Hikari$64.99Great For Freshwater, Marine or Pond Environments Liquid Buffered ClorAm-X utilizes a patented molecule to destroy chloramine and then removes the ammonia and chlorine. Gone are the days of hoping your biological filtration can remove the bound up... -
HI772 Marine Alkalinity (dKH) Checker HC - Hanna Instruments
Hanna Instruments$64.95The Hanna Marine Alkalinity (dKH) 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... -
pH55 Waterproof Pocket PH/Temp Tester - Milwaukee
Milwaukee Instruments$64.00IP65 Waterproof pH tester with Large dual-level LCD that displays pH and temperature (°C or °F). The large display shows readings in an extended range from -2.0 to 16.0 pH and simultaneously shows temperature from -5.0 to 105.0°C or 23.0 to... -
HI73127 Spare Electrode For Testers - Hanna Instruments
Hanna Instruments$64.00Spare tester electrode. Compatible with: HI 98129, and HI 98130 Combo multi-parameter testers, HI 98127 and HI 98128 pHep testers, and HI 98121 ORP tester. -
Alkalin-P 8.3 - Dry pH/KH Builder (8.8 lbs / 4kg) - Brightwell
Brightwell Aquatics$63.99KH Buffer Powder for all Marine Fish and Reef Aquaria Overview Raises alkalinity, adjust pH to 8.3 Unlike single component KH products such as sodium carbonate, Alkalin 8.3P is a multi-component automatic buffer that regulates pH and its use makes... -
(HI784) Marine Ammonia Checker Handheld Colorimeter (Saltwater) - Hanna Instruments
Hanna Instruments$63.95The HI784 Marine Ammonia Checker HC is a handheld colorimeter that uses the Beer-Lambert principle to determine the concentration of ammonia colorimetrically. The HI784 is designed specifically to measure ammonia levels in a saltwater aquarium. The 0.00... -
(HI783) Marine Magnesium Checker HC Handheld Colorimeter - Hanna Instruments
Hanna Instruments$63.95THESE ARE THE NEWLY UPDATED REAGENTS. Now 1x powder and 1x liquid. The testing process is the same as Alkalinity HI772 with one second liquid reagent. The HI783 Marine Magnesium Checker HC is a handheld colorimeter that uses the Beer-... -
HI782 Marine Nitrate High Range Checker - Hanna Instruments
Hanna Instruments$63.95The HI782 Marine Nitrate High Range Colorimeter is specifically designed to quickly and accurately determine high levels of nitrate for saltwater aquariums and marine applications. With a digital read out, there is no more struggling to determine colors... -
HI780 Saltwater pH Checker - Hanna Instruments
Hanna Instruments$63.95Get accurate water testing results with the HI780 Marine pH Colorimeter. With a digital read out, there is no more struggling to determine colors visually. This pH tester's compact design fits in your pocket or stores easily in your shop. Easier to... -
HI781 Saltwater Nitrate Low Range Checker - Hanna Instruments
Hanna Instruments$63.95Get accurate water testing results with the HI781 Marine Nitrate Low Range Colorimeter. With a digital read out, there is no more struggling to determine colors visually. This nitrate tester's compact design fits in your pocket or stores easily in... -
HI774 Ultra Low Range Phosphate Checker (Saltwater) - Hanna Instruments
Hanna Instruments$63.95Our HI774 Ultra Low Range Phosphate Checker will be essentially the same specifications as the HI736 Ultra Low Range Phosphorus Checker however it will not require a conversion but read directly in parts per million phosphates compared to parts per... -
Hanna HI702 High Range Copper Checker (Saltwater) - Hanna Instruments
Hanna Instruments$63.95The HI702 Checker®HC (Handheld Colorimeter) is a simple, accurate, and cost effective way to measure copper in your saltwater aquarium. Designed as a more accurate alternative to chemical test kits, the HI702 provides quick, accurate results in a... -
HI721 Iron Checker - Hanna Instruments
Hanna Instruments$63.95The Hanna Iron 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. Professional... -
HI701 Free Chlorine Checker - Hanna Instruments
Hanna Instruments$63.95The Hanna Free Chlorine 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. Professional... -
Hanna HI764 Nitrite Ultra Low Range Checker HC (Saltwater) - Hanna Instruments
Hanna Instruments$63.95Nitrification is the biological oxidation of ammonia (ammonium ion) into nitrite followed by the oxidation of the nitrites to nitrates. The first step of this 2-step process is carried out in an aquarium by nitrifying bacteria. During this quick process,... -
Hanna HI736 Phosphorus Ultra Low Range Checker HC (Saltwater) - Hanna Instruments
Hanna Instruments$63.95The HI736 Checker® HC (Handheld Colorimeter) provides a simple, accurate and cost effective way to measure phosphorus in marine systems including reef tanks. Phosphorus is an important parameter to measure in aquaculture and aquariums; levels that... -
Hanna HI700 Ammonia LR Checker HC (Freshwater) - Hanna Instruments
Hanna Instruments$63.95The Hanna Ammonia Low Range 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... -
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... -
Hanna HI713 Phosphate Low Range Checker HC (Saltwater) - Hanna Instruments
Hanna Instruments$63.95Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to your water sample, Insert the Vile in the Checker, Read the Numbered Results. BOOM EASY. ZAIR. Zero, Add, Insert, Read. Includes reagents for 6x tests. The Hanna... -
Hanna HI755 Marine Alkalinity Checker HC Alk (Saltwater) - Hanna Instruments
Hanna Instruments$63.95Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to your water sample, Insert the Vile in the Checker, Read the Numbered Results. BOOM EASY. ZAIR. Zero, Add, Insert, Read. Includes reagents for 25x tests. The Hanna Marine... -
Hanna HI758 Marine Calcium Checker HC (Saltwater) - Hanna Instruments
Hanna Instruments$63.95Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to your water sample, Insert the Vile in the Checker, Read the Numbered Results. BOOM EASY. ZAIR. Zero, Add, Insert, Read. Includes reagents for 25x tests. The HI758... -
Compact Lab - Essentials Test Kit (5 Parameters) - Tropic Marin
Tropic Marin$63.64The test set Tropic Marin® Compact Lab includes all the important tests for prompt and precise determination of water values. The pH value, alkalinity, phosphate level, nitrite and nitrate content as well as the ammonia concentration of the... -
Component 1+, 2+, 3+ Package (3 x 5L Bottles) - Aquaforest
Aquaforest$62.69Chemical composition of Component 1+2+3+ is based on the method developed by H. Balling. The formula has been fine tuned in our lab and enriched with trace elements that are fundamental for maintaining marine aquarium organisms in good form. As a result... -
Calcion P - Dry Calcium Supplement (3.2kg) - Brightwell
Brightwell Aquatics$62.40Calcium 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... -
Red Cyano (2 g) & Phosphate Rx (1 oz) Combo Pack - Blue Life USA
Blue Life USA$62.28Red Cyano Rx will quickly and effectively treat disease causing Cyano bacteria from live rock, live coral and live sand in your saltwater aquarium without harming any of its inhabitants including beneficial bacteria when used as directed. Unlike other... -
Pristine (2 L) Bacterial Water Conditioner - Seachem
Seachem$61.00Pristine™ 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 will also reduce excess nutrients (e.g. ammonia,... -
Alkalinity+ (4000 g) - NYOS Aquatics
NYOS$59.99ALKALINITY+ Nyos ALKALINITY+ is a high purity sodium bicarbonate. With ALKALINITY+ you can increase the carbonate hardness in your saltwater aquarium quickly and simply. How to Dose: Pre-mixed solution (recommend): Mix 160g (5.64oz) of... -
(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... -
PINPOINT Platinum ORP/REDOX Probe - American Marine
American Marine$59.99Designed especially for the PINPOINT® ORP Monitor and the PINPOINT® ORP Controller. It features long, continuous duty expectancy, fast response and, most importantly, is non-toxic to your system. Each probe features a 10 foot cable with a high... -
Reef BluePrint NEMO+AA (355 mL) - Captiv8 Aquaculture
Captiv8 Aquaculture$59.96Average Analysis Cr. Protein (min): 0.0% Cr. Fat (min): 24.6% Cr. Fiber (max): 0.0% Moisture (max): 69.4% DHA: 41.3 mg/g EPA: 26.6 mg/g Characteristics NEMO+AA is a nanoemulsified blend of... -
pHep®+ Waterproof Pocket pH Tester with 0.01 pH Resolution (HI98108) - Hanna Instruments
Hanna Instruments$58.00The HI98108 pHep+® pH tester provides high accuracy measurements in a rugged pocket-sized design. This ph tester features an exposed temperature sensor for automatic temperature compensated readings. The simple, two-button operation and large... -
Prime (2L) - Seachem
Seachem$57.46Prime® 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 is readily removed by the tank’s...