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On Sale 15%
ATI ICP-OES Complete Water Test Kit (w/ Prepaid Shipping Label) - ATI
ATI$44.95$38.21This is the only ICP Test Kit currently on the market that includes the prepaid return shipping label to send the samples in. Just pop it in the mail box. With the ARCOS II ICP-OES machine, we have chosen an analyser of the highest in its class... -
On Sale 20%
HI98319 Salinity & Temperature Tester - Hanna
Hanna Instruments$89.99$71.99We are pleased to announce our NEW HI98319 waterproof salinity and temperature tester! Waterproof and floats! Includes 4x of the Salinity Calibration Fluid Packets. Automatic Calibration – A 35.00 ppt solution is used for calibration and... -
On Sale 20%
HI774 Ultra Low Range Phosphate Checker (Saltwater) - Hanna Instruments
Hanna Instruments$67.99$54.39Our 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... -
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... -
On Sale 20%
HI783 Marine Magnesium Checker HC Handheld Colorimeter - Hanna Instruments
Hanna Instruments$67.99$54.39THESE 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-... -
On Sale 30%
Triton ICP-OES Water Test w/Prepaid Shipping Label - Triton Labs
Triton$49.00$34.30Now 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,... -
On Sale 20%
(HI783-25) Marine Magnesium Reagents - 25 Tests - Hanna Instruments
Hanna Instruments$24.99$19.99This is the new reagents set with 1x Powder, 1x Liquid. These Reagents are for use with the HI783 Marine Magnesium Checker. These high-quality reagents are manufactured at the Hanna state-of-the-art facility and are clearly marked with... -
On Sale 12%
Reef Foundation Pro Multi Test Kit (Ca,Alk,Mg) Calcium, Magnesium & Alkalinity - Red Sea
Red Sea$74.99$65.99Foundation Pro Multi test kit High accuracy titration tests for the accurate measurement of theFoundation elements Calcium, Magnesium and Alkalinity (KH) It’s all in the balance Red Sea’s FOUNDATION PRO Multi Test Kit includes high... -
On Sale 20%
Reef ICP Test Total (90 Water Parameters) - Fauna Marin
Fauna Marin$39.99$31.99The Fauna Marin Reef ICP Total Test gives a quick, accurate, and easy overview of over 90 water values in reef aquariums. From macro elements to trace elements and pollutants, you get a complete overview with corresponding dosage and action... -
On Sale 12%
MCP Test Kit Marine Master Care - Red Sea
Red Sea$74.99$65.99Easy-to-use tests for the accurate monitoring of all of the important parameters during the biological maturation of marine and reef aquariums NH3/NH4 | NO3 | NO2 | pH | KH Red Sea Marine Care Test Kit is Complete multi-test pack including all of... -
On Sale 15%
(5 Pack) 3 ml Plastic Transfer Pipettes Disposable Graduated Pipettes for Water Testing
Generic$2.99$2.54FREE ON ORDERS OF $20 or MORE! For safe and precision transfer of liquids, can be used in many occasions, like testing aquarium water, extracting essential oils, mixing fragrance, and homemade beauty products, watercolor painting, science experiments,... -
On Sale 20%
HI702 High Range Copper Checker (Saltwater) - Hanna Instruments
Hanna Instruments$67.99$54.39The 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... -
On Sale 20%
HI97115UC Bluetooth Marine Master Multiparameter Checker - Hanna Instruments
Hanna Instruments$449.99$359.99One Meter to RULE THEM ALL! Marine Master Waterproof Wireless Multiparameter Photometer w/Bluetooth Connection to the Hanna App where you can save your results. pH (HI780) Alkalinity (HI772) Ammonia (HI784) Calcium (HI758) Magnesium... -
On Sale 20%
Hanna Master Reef Test Kit (755 Alk, 758 Calcium, 713 Phosphate, 781 Nitrate) Checker HC (Saltwater) - Hanna Instruments
Hanna Instruments$271.96$217.57755 Checker The HI755 Checker® HC (Handheld Colorimeter) provides a simple, accurate and cost effective way to measure alkalinity via PPM. Crucial in marine environments, alkalinity provides both the carbonate ion required for calcium... -
On Sale 20%
Hanna Master Reef Test Kit (772 dkh, 758 Calcium, 713 Phosphate, 781 Nitrate) Checker HC (Saltwater) - Hanna Instruments
Hanna Instruments$271.96$217.57772 Checker The HI772 Checker® HC (Handheld Colorimeter) provides a simple, accurate and cost effective way to measure alkalinity in degrees of calcium hardness, commonly abbreviated as dKH. Critical to marine environments, alkalinity not only... -
On Sale 20%
HI784-25 Marine Ammonia HC Checker Reagents (25 tests) - Hanna Instruments
Hanna Instruments$24.99$19.99HI784-25 Marine Ammonia Checker HC (Handheld Colorimeter) Reagents are high-quality reagents for use with the HI784 Marine Ammonia (ppm) Checker HC. Reagents are clearly marked with the lot number and expiration date on each packet for traceability... -
On Sale 20%
HI784 Marine Ammonia Checker Handheld Colorimeter (Saltwater) - Hanna Instruments
Hanna Instruments$67.99$54.39The 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... -
On Sale 15%
ICP Mass Spec Saltwater Aquarium Water Test (50+ Elements) - ICP Analysis
ICP Analysis$29.95$25.46This is the first Mass Spec test offered to the aquarium industry. We will test over 50 elements down to ppt, parts per trillion. There is not any test more accurate available. This test is up to 1000x more accurate than traditional ICP... -
On Sale 20%
Hanna Master Reef Beginner Kit (772 Alk, 758 Calcium, 783 Magnesium, 782 HR Nitrate, 774 ULR Phosphate) Checker HC (Saltwater) - Hanna Instruments
Hanna Instruments$339.95$271.96772 CheckerThe HI772 Checker®HC (Handheld Colorimeter) provides a simple, accurate and cost effective way to measure alkalinity in degrees of calcium hardness, commonly abbreviated as dKH. Critical to marine environments, alkalinity not only provides... -
On Sale 20%
Hanna Full Range Test Kit (772, 758, 713, 781, 780, HI98319) Saltwater - Hanna Instruments
Hanna Instruments$429.94$343.95772 Checker - Alkalinity in dKHThe HI772 Checker® HC (Handheld Colorimeter) provides a simple, accurate and cost effective way to measure alkalinity in degrees of calcium hardness, commonly abbreviated as dKH. Critical to marine environments,... -
On Sale 12%
Trace Colors PRO - Multi Test Kit Iodine/Potassium/Iron - Red Sea
Red Sea$84.99$74.79It’s all in the balance Red Sea’s TRACE COLORS PRO Multi Test Kit includes advanced tests for the high accuracy measurement of Iodine, Potassium and Iron. All of these elements are associated with many biological... -
On Sale 30%
3 Pack Triton ICP-OES Water Test w/Prepaid Shipping Label - Triton Labs
Triton$141.00$98.70Now 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,... -
On Sale 30%
N-DOC Organics Test Kit - Triton
Triton$49.00$34.30Triton Labs N-DOC Organics Professional Seawater Analysis COMPREHENSIVE TESTING FOR NITROGEN, ALKALINITY & DISSOLVED ORGANIC CARBON Introducing expanded, high resolution testing for key Nitrogen compounds, Dissolved Organic Carbon and extended... -
On Sale 20%
Hanna Core Parameters Kit (772 Alk, 758 Calcium, 783 Magnesium) Checker HC (Saltwater) - Hanna Instruments
Hanna Instruments$203.97$163.18772 CheckerThe HI772 Checker®HC (Handheld Colorimeter) provides a simple, accurate and cost effective way to measure alkalinity in degrees of calcium hardness, commonly abbreviated as dKH. Critical to marine environments, alkalinity not only provides... -
On Sale 20%
Hanna Algae Control Beginner Kit (774 ULR Phosphate, 782 HR Nitrate) Checker HC (Saltwater) - Hanna Instruments
Hanna Instruments$135.98$108.78774 CheckerThe HI774 Ultra Low Range Phosphate Checker HC (Handheld Colorimeter) provides a simple, accurate and cost-effective way to measure phosphate in marine systems including reef tanks. Phosphate is an important parameter to measure in aquaculture... -
On Sale 12%
Algae Control Pro Multi Test Kit Nitrate/Phosphate - NO3/PO4 - Red Sea
Red Sea$74.99$65.99Red 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 essential for the accurate dosing of Red... -
On Sale 15%
ICP Mass Spec RODI Freshwater Aquarium Water Test (50+ Elements) - ICP Analysis
ICP Analysis$21.95$18.66This test is designed to measure freshwater, specifically your source water or RODI water so you know what is going into your tank before you make it salty. We will test over 50 elements down to ppt, parts per trillion. There is not any... -
On Sale 20%
Hanna Algae Control Kit (713 Phosphate, 781 Nitrate) Checker HC (Saltwater) - Hanna Instruments
Hanna Instruments$135.98$108.78713 Checker The HI713 Checker® HC (Handheld Colorimeter) provides a simple, accurate and cost effective way to measure phosphate. Phosphate is a common food additive that enhances flavor and acts as a buffering agent. Important for growth and... -
On Sale 30%
6 Pack Triton ICP-OES Water Test w/Prepaid Shipping Label - Triton Labs
Triton$270.00$189.00Now 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,... -
5-IN-1 Test Strips (100 CT) pH, N03, N02, KH, GH - API
API$24.98API® 5-in-1 Aquarium Test Strips are the quick and easy way to test the 5 most important water parameters – pH, KH, GH, nitrate, and nitrite – in one easy step. Simply dip one test strip directly into the aquarium, and compare the colors... -
On Sale 20%
Hanna Master Reef PRO Kit (772 Alk, 758 Calcium, 783 Magnesium, 781 LR Nitrate, 782 HR Nitrate, 713 Phosphate, 774 ULR Phosphate) Checker HC (Saltwater) - Hanna Instruments
Hanna Instruments$475.93$380.74772 CheckerThe HI772 Checker®HC (Handheld Colorimeter) provides a simple, accurate and cost effective way to measure alkalinity in degrees of calcium hardness, commonly abbreviated as dKH. Critical to marine environments, alkalinity not only provides... -
On Sale 15%
NO2-NO3 Nitrate/Nitrite Test Professional - Tropic Marin
Tropic Marin$32.73$27.82Nitrate ions (NO3–) are formed from ammonium (NH4+) as the end product of the nitrification process. Nitrite (NO2–), which is highly toxic to freshwater species in particular, is produced in the first stage of the bacterial process. If the... -
On Sale 15%
PO4 Phosphate Test Professional - Tropic Marin
Tropic Marin$27.28$23.19Phosphates (PO43–) are important nutrients for all plants and are vital for the energy metabolism of every living cell. Phosphates are released into the aquarium water via food and the decomposition process of organic matter. However, an... -
On Sale 15%
Compact Lab - Essentials Test Kit (5 Parameters) - Tropic Marin
Tropic Marin$63.64$54.09The 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... -
On Sale 15%
KH Pro Alkalinity Test Professional - Tropic Marin
Tropic Marin$25.45$21.63The carbonate hardness (KH)* or alkalinity* of a water sample characterizes the buffering ability, ie the ability to maintain the pH value of the water. It is largely determined by the proportion of hydrogen carbonate ions in the water. As the... -
On Sale 15%
Professional Lab Test Kit - Tropic Marin
Tropic Marin$163.60$139.06The test set Tropic Marin® Professional Lab for determining the most important water values in saltwater aquariums including standards for checking the functionality of all test kits. Test set for precise checking of the most important... -
On Sale 20%
Hanna Algae Control PRO Kit (774 ULR Phosphate, 713 Phosphate, 781 LR Nitrate, 782 HR Nitrate) Checker HC (Saltwater) - Hanna Instruments
Hanna Instruments$271.96$217.57774 CheckerThe HI774 Ultra Low Range Phosphate Checker HC (Handheld Colorimeter) provides a simple, accurate and cost-effective way to measure phosphate in marine systems including reef tanks. Phosphate is an important parameter to measure in aquaculture...