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HI755-26 HI772-26 Alkalinity Checker Reagent (25 Tests) - Hanna Instruments
Hanna Instruments$18.99This reagent works with both the 755 & 772 Hanna checker. It may come with the tag 755-26 or 772-26, both reagents work with both checkers. Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to your water sample,... -
HI782-25 Nitrate High Range Reagents (25 tests) - Hanna Instruments
Hanna Instruments$26.99HI782-25 (25 tests) The HI782-25 are the replacement reagents for the HI782 Nitrate High Range Checker. These high quality reagents are manufactured in our state-of-the-art facility and are clearly marked with the lot number and expiration... -
HI774-25 Ultra Low Range Phosphate Checker Reagents - Hanna Instruments
Hanna Instruments$18.99Reagents for the HI774. Our 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... -
HI713-25 Phosphate Low Range Checker Reagent (25 Tests) - Hanna Instruments
Hanna Instruments$18.99Extreme 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... -
HI736-25 Phosphorus Ultra Low Range Marine Reagent (25 Tests) - Hanna Instruments
Hanna Instruments$18.99The HI736-25 are the replacement reagents for the HI736 Phosphorus Ultra Low Range Checker HC. These high quality reagents are manufactured in our state-of-the-art facility and are clearly marked with the lot number and expiration date on each packet for... -
HI758-26 Marine Calcium Checker Reagents (25 Tests) - Hanna Instruments
Hanna Instruments$34.99Extreme 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... -
On Sale 10%
On Sale 10%Calibration Kit (ph 7.0, ph 10.0, Salinity 53000uS) - Neptune Systems
Neptune Systems$9.99$8.99Neptune Systems single-use pH calibration packets make calibrating your probes simple and fast. Just tear open the top, and a stick your probe into the solution when performing the calibration procedure. This kit contains One each of PH 7, PH 10,... -
ATI ICP-OES Pro Water Test Kit (w/ Prepaid Shipping Label) - ATI
ATI$44.95The ATI ICP-OES Pro kit is identical to the original ATI ICP-OES test. The ATI ICP-OES Pro Water Analysis is a laboratory water analysis of 43 parameters in a reef tank that provides a complete overview of a tank's health, which is... -
Small Bucket Coral Pro Sea Salt Mix (Makes 55 Gallons) - Red Sea
Red Sea$39.99Red Sea’s Coral Pro Salt contains biologically balanced, elevated levels of the foundation elements (Calcium, Magnesium, Carbonates) necessary for sustainable, accelerated coral growth. Coral Pro Salt is ideal for reef aquariums, in particular for... -
Reef Energy AB+ Plus Coral Food (1000 ml) - Red Sea
Red Sea$44.99An all-in-one superfood that will have your corals thanking you, delivering better growth, higher resilience, brighter colors, greater ease of use with automatic dosers, and minimal over skimming. Based on our long-term research, Reef Energy... -
B-Ionic Calcium Buffer System (2 Gallon) Concentrated Refill - ESV
ESV$38.99The Jugs are shipped NOT FULL - there are directions on the bottles that you need to fill these with RO water and dilute the concentrated elements in them. Bionic Calcium Buffer is the original, unique, easy to use, two-component liquid supplement... -
On Sale 10%
On Sale 10%Apex Conductivity/Salinity Calibration Solution 53000 uS - Neptune Systems
Neptune Systems$5.99$5.39Use this calibration solution to calibrate your Conductivity Probe and PM2 for salinity monitoring. -
On Sale 10%
On Sale 10%All For Reef Powder (1600g) - Tropic Marin
Tropic Marin$75.04$67.54Tropic Marin® All-For-Reef Powder is an ultra-concentrated mineral blend, with which an easy-to-use, highly concentrated all-round solution for supplying all key minerals and trace elements in newly established and averaged reef aquariums... -
HI782 Marine Nitrate High Range Checker - Hanna Instruments
Hanna Instruments$74.99The 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... -
MicroBacter 7 (500ML - 16 oz) Complete Bioculture for Marine & Freshwater - Brightwell
Brightwell Aquatics$22.52Complete Bioculture for Establishing Biological Filtration & Rapidly Improving Water Quality Overview Complex system of non-pathogenic aerobic and anaerobic microbes, as well as natural enzymes, specifically formulated to establish biological... -
Ammonia Alert - Seachem
Seachem$8.10Ammonia Alert™ is an innovative color device for continuously detecting and monitoring toxic free ammonia. A sensor changes reversibly from yellow to green to blue, relative to the ammonia concentration. No test kits, chemicals, or procedures are... -
HI702-25 Copper High Range Checker® Reagents (25 Tests) - Hanna Instruments
Hanna Instruments$18.99The HI702-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Copper High Range Checker® HC. These reagents follow the Bicinchoninate Method in which the reaction between... -
Magnesium (MG) Test Kit - Salifert
Salifert$19.61This is the new Liquid Only test. There are now two liquids, no powder. Magnesium is present in NSW in a fairly high concentration (1300 - 1400 mg/L). Magnesium is an essential part of chlorophyll, which is necessary for photosynthesis. Without... -
TURBOSTART 900 Saltwater (4 oz) Live Nitrifying Bacteria - Fritz
Fritz Aquatics$25.49Live 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 10%
On Sale 10%2-Month Trident NP Reagent Kit - Neptune Systems
Neptune Systems$59.99$53.99Do to the nature of the chemicals used in the reagents, all orders that include Trident NP reagents must ship ground only. These NP Reagents CANNOT ship outside the contiguous 48 US States due to the ground restrictions. Replacement Reagent... -
PINPOINT pH Probe Lab Grade Double Junction - American Marine
American Marine$39.99The PINPOINT® pH Electrode equals and exceeds lab quality by both specifcation and design. The PINPOINT® pH Electrode has been designed as the most rugged, precise and full-featured probe offered to both the clinical lab and aquaculture... -
ICP Water Testing Analysis (1 Test) (w/ Prepaid Shipping Label) - Reef Labs
Reef Labs$39.95Testing is Performed in Bradenton FLORIDA USA! Kit includes a prepaid USPS Label. Looking for an accurate, comprehensive, fast, and easy way to test your aquarium? Then look no further! Reef Lab's ICP Water Analysis utilizes laboratory grade ICP... -
pH 7.01 Calibration Buffer 20 ml (Single Pack) - Hanna Instruments
Hanna Instruments$1.72HI70007P 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 opened. Hanna’s line of calibration buffers have... -
On Sale 10%
On Sale 10%All For Reef (1000 ml) - Tropic Marin
Tropic Marin$40.51$36.46ALL-FOR-REEF is an easy- to-use, highly concentrated solution for the supply of ALL essential minerals and trace elements in new or moderately stocked reef aquariums. Benefits: Complete mineral supply in only one solution The most... -
Calcium (Ca) Ultra Test Kit - Salifert
Salifert$18.81Calcium is a major constituent of calcareous algae, skeletal material of hard corals and the skeletal needles of soft/leather corals. Calcium also fulfills many biological functions.Quite often a too low calcium concentration retards coral and calcareous... -
Salinity Refractometer - Generic
All Misc Brands$19.99It 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 concentration (part per Thousand)... -
Reef Energy AB+ Plus Coral Food (500 ml) - Red Sea
Red Sea$29.99An all-in-one superfood that will have your corals thanking you, delivering better growth, higher resilience, brighter colors, greater ease of use with automatic dosers, and minimal over skimming. Based on our long-term research, Reef Energy... -
HI772 Marine Alkalinity (dKH) Checker HC - Hanna Instruments
Hanna Instruments$74.99The 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... -
HI774 Ultra Low Range Phosphate Checker (Saltwater) - Hanna Instruments
Hanna Instruments$74.99Our 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... -
Carbonate Hardness & Alkalinity (KH/ ALK) Test Kit - Salifert
Salifert$16.46Calcium alone cannot form the skeletal material of corals and allow calcareous algae to grow. Some other substances are needed as well. A few other constituents are carbonate and bicarbonate. These two substances also have a major impact on the... -
Nitrate (NO3) Test Kit - Salifert
Salifert$17.37A too high nitrate concentration can result in unwanted algae-growth and these might irritate corals in their neighborhood. Nitrate as such also retards coral growth. The nitrate concentration in a proper functioning reef aquarium should... -
AccuraSea 1 Synthetic Seawater Mix (50 Gallon) - Two Little Fishies
Two Little Fishies$31.99At Two Little Fishies the big picture has always been about Little details. That’s why we’ve made a new synthetic seawater mix like no other. We call it AccuraSea1. AccuraSea1 is formulated to simulate natural seawater, and it’s... -
PH Calibration Buffer (Combo Pack) 4.0, 7.0, 10.0 - Hanna Instruments
Hanna Instruments$5.16HI70004P/H17007P/HI0010P are premium quality pH 4.01/7.01/10.01 calibration buffer solutions. 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... -
Pinpoint ORP (Redox) Calibration Fluid - American Marine
American Marine$4.95Another American Marine first. ORP/REDOX calibration fluid. With a precise measurement of 400mV this calibration fluid is included with every PINPOINT® ORP Monitor and PINPOINT® ORP Controller. Occasional retesting with this fluid will keep your... -
Fritz PRO RPM Salt Mix Bag (14 lbs - Makes 50 Gallons) - Fritz Aquatics
Fritz Aquatics$21.24Fritz ProAquatics Reef Pro Mix (RPM) is manufactured using only the highest quality raw materials. Formulated by researchers and marine scientists, RPM contains all of the necessary major and minor elements of natural sea water that are utilized by... -
HI98103 Checker pH Tester with 0.1 pH Resolution - Hanna Instruments
Hanna Instruments$46.99The HI98103 Checker pH tester has been designed with many advanced features while maintaining the look and feel of the original Checker. The redesigned Checker now offers automatic calibration to one or two points, automatic buffer recognition,... -
Glass Cuvettes and Caps for Checker® HC Colorimeters - set of 2 (HI731315) - Hanna Instruments
Hanna Instruments$15.99The HI731315 are spare glass cuvettes and plastic caps used with the HI7XX Checker® HC colorimeters. Each cuvette has a 10 ml level mark to measure the appropriate volume. The HI731315 includes 2 cuvettes and 2 caps. 10 ml level mark for... -
HI783 Marine Magnesium Checker HC Handheld Colorimeter - Hanna Instruments
Hanna Instruments$74.99THESE 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-... -
HI758 Marine Calcium Checker HC (Saltwater) - Hanna Instruments
Hanna Instruments$74.99Extreme 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... -
Triton ICP-OES Water Test w/Prepaid Shipping Label - Triton Labs
Triton$49.00Now Includes a Prepaid USPS First Class Shipping Label + Testing is Now Done in the USA! The results of this test provide you with the most detailed analysis of marine aquarium water you've ever seen, enabling you to understand exactly what's missing,...


