Tester

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    …long-term coral health. More Info HI98319 Marine Salinity TesterEnsure the salinity of your saltwater tank is right where you want it. The pen style tester will give you the salinity reading along with the temperature of the water at the same time. With a 0.1ppt resolution, once you start using the…

    $275.00 Regular Price: $

    …Low Range Nitrite, and Ultra Low Range Phosphate with one single, compact multiparameter tester! All-In-One Testing with Precise Results for Reef TanksThe HI97105 Marine Master Photometer is a waterproof tester that combines accuracy and ease of use into one simple, portable design. Its advanced,…

    $395.00 Regular Price: $

    Designed for Simple Aquarium Salinity Testing Hanna Instruments HI98319 Marine Salinity Tester measures electrical conductivity (EC) to determine the salinity of natural and artificial seawater. Within seconds, the salinity and temperature are measured,and then using the temperature reading,…

    $75.00 Regular Price: $

    …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 easily stores ina droor or testing bin with your other equipment.The test process is extremely easy and…

    $49.45 Regular Price: $59.95

    …and cost effective way to measure pH in saltwater. With a digital readout, there is no more struggling to determine colors visually. This pH tester's compact design stores easily with your other testing equipment. Keeping your aquarium pH stable and in optimal range can reduce stress on your…

    $59.95 Regular Price: $

    …a large LCD window down to a resolution of 0.01 pH. Monitor your aquariums temperature and pH all with a single pen-style tester. Hanna's HI98108 Waterproof pHep+ Tester can give you pH readings from 0.00 all the way up to 14.0 pH making it perfect for saltwater or freshwater aquariums. The HI98108…

    $55.00 Regular Price: $

    Compatible with fresh or saltwater! No longer do you need to read color charts, trust Hanna's HI702 Copper Checker to know the precise amount of copper in your aquarium water. The High Range Colorimeter gives greater precision over previous models and gives you a digital reading on a large LCD…

    $59.95 Regular Price: $

    Four simple steps to results. Easily and accurately test for free chlorine with the Hanna Checker Colorimeter (HI 711). Designed to be a more accurate alternative to chemical test kits. First, add sample to the included cuvette. Next, insert the sample into the Checker and zero the instrument with…

    $59.95 Regular Price: $

    Four simple steps to results. Easily and accurately test for low range ammonia in fresh water with the Hanna Checker Colorimeter - Ammonia Low Range for Fresh Water (HI 700). Designed to be more accurate alternative to chemical test kits. First, add sample to the included cuvette. Next, insert…

    $59.95 Regular Price: $

    Check for low ranges of Nitrites in your fresh water. The Hanna HI707 Checker HC Handheld Colorimeter for Nitrite LR bridges the gap between simple chemical test kits and professional instrumentation. Accurate, affordable and easy to use. First, zero the instrument with your water sample. Next,…

    $59.95 Regular Price: $

    Determine the alkalinity levels in your fresh water. The Hanna HI775 Checker HC Handheld Colorimeter for Alkalinity in fresh water bridges the gap between simple chemical test kits and professional instrumentation. Accurate, affordable and easy to use. First, zero the instrument with your water…

    $59.95 Regular Price: $

    The Hanna Alkalinity checker is an awesome little tool that will give you accurate easy to read results. If you have bad eyes or have a hard time with titration test kits, the digital read out on the Hanna checkers is super nice and easy to read. The biggest key with Hanna checkers is keeping the…

    $59.95 Regular Price: $

    Why does BRS recommend this? The Hanna Alkalinity checker is an awesome little tool that now will give results in DKH values that are much more common in the aquarium hobby. It will also give you accurate easy to read results with the large LCD display. We like the repeatable results and ability to…

    $59.95 Regular Price: $

    Redesigned with new100 µL Pipette Accurately check your reef tanks calcium level with the Hanna HI758 Calcium Checker. Three simple steps to results. The Hanna Calcium Checker bridges the gap between simple chemical test kits and professional instrumentation. Accurate, affordable and easy to…

    $59.95 Regular Price: $

    Magnesium is a crucial element in saltwater environments, as it allows calcium and carbonate to be bioavailable for corals and other invertebrates. Therefore, consistent and accurate testing of magnesium levels in your marine aquarium is vital to ensure a healthy and thriving system. The HI783…

    $59.95 Regular Price: $

    Marine pH Checker reagent refills for the easy to use, handheld Marine pH Checker HC Colorimeter HI780 as well as the Marine Master HI97105 Multiparameter Photometer. Performs 100 Tests Item #: HI 780-25

    $15.00 Regular Price: $

    Four simple steps to results. Easily and accurately test for ultra-low range total chlorine in with the Hanna Checker Colorimeter - Total Chlorine Ultra-Low Range (HI 761). Designed to be more a more accurate alternative to chemical test kits. First, add sample to the included cuvette. Next, insert…

    $59.95 Regular Price: $

    Monitoring phosphorus concentration in saltwater is important because it can cause corrosion if levels are too high. The Hanna HI736 Checker HC Handheld Colorimeter for Phosphorus ULR bridges the gap between simple chemical test kits and professional instrumentation. Accurate, affordable and easy to…

    $59.95 Regular Price: $

    Reagent refill for Nitrate Low Range Colorimeter HI781 - Marine Water. Enough reagent for 25 tests. Item #: HI781-25

    $15.00 Regular Price: $
    Out of Stock

    Check for Nitrite easily in your tank. The Hanna HI764 Checker HC Handheld Colorimeter for Nitrite ULR bridges the gap between simple chemical test kits and professional instrumentation. Accurate, affordable and easy to use. First, zero the instrument with your water sample. Next, add the reagent.…

    $59.95 Regular Price: $

    Why does BRS recommend this? The Hanna Phosphate Checker is an awesome little tool that will give you accurate easy to read results. If you have bad eyes or have a hard time with color change test kits, the digital readout on the Hanna checkers is super easy to read. The biggest key with Hanna…

    $59.95 Regular Price: $
    Out of Stock

    The HI774 Ultra Low Range Phosphate Checker® is a cost-effective way to measure phosphate in marine systems, including reef tanks. Excessive phosphate levels can prevent calcification, skeletal formation, and growth of many coral species, particularly those referred to as SPS or small-polyp…

    $59.95 Regular Price: $

    Reagent refill for Nitrate High Range Colorimeter HI782 - Marine Water as well as the Marine Master HI97105 Multiparameter Photometer. Enough reagent for 25 tests. Item #: HI782-25

    $15.00 Regular Price: $

    Reagent refill for Alkalinity Colorimeter HI772 or HI755 Hanna Checker HC Marine Water, as well as the Marine Master HI97105 Multiparameter Photometer. Enough reagent for 25 tests. Item #: HI755-26

    $10.00 Regular Price: $

    The HI782 Nitrate Checker HC by Hanna Instruments is a simple and accurate handheld colorimeter that uses the zinc reduction method to determine nitrate concentration in marine applications. With a digital read out, there is no more struggling to determine colors visually. The HI782`s high range of…

    $59.95 Regular Price: $

    Calcium reagent refills for the easy to use, handheld Hanna Calcium Checker as well as the Marine Master HI97105 Multiparameter Photometer. Individual reagent packets for 25 tests. Enough reagent for 26 tests. Item #: HI758-26

    $25.00 Regular Price: $

    Ensure the performance of your HI702 High Range Copper Checker with the HI702-11 Copper Standards. Each kit includes two cuvettes, one sealedcuvette that will read at 0ppm of copper, and then another cuvette that is tinted to an equivalent of 2.0ppm (± 0.10) @ 25°C. Each set it checked at…

    $21.00 Regular Price: $
    Out of Stock

    Alkalinity reagent refills for the easy to use, handheld Alkalinity Colorimeter HI775 Hanna Checker HC - Fresh Water. Enough reagent for 25 tests. Item #: HI775-25

    $21.00 Regular Price: $
    Out of Stock

    Nitrite Low Range reagent refills for the easy to use, handheld Nitrite LR Colorimeter HI707 Hanna Checker HC - Fresh Water. 25 Packets Reagent Item #: HI 707-25

    $13.00 Regular Price: $

    Iodine reagent refills for the easy to use, handheld Iodine Colorimeter HI718 Hanna Checker HC - Fresh Water. 25 Packets Reagent Item #: HI 718 -25

    $9.00 Regular Price: $

    Phosphate reagent refills for the easy to use, handheld Hanna Low Range Phosphate Checker HI713. Reagents for 25 tests.

    $10.00 Regular Price: $
    Out of Stock

    Nitrite reagent refills for the easy to use, handheld Hanna Checker HI764 Nitrate Ultra Low Range as well as the Marine Master HI97105 Multiparameter Photometer. Individual reagent packets for 25 tests. Reagent refill for Hanna Checker Nitrite ULR HI764. Enough reagent for 25 tests.

    $10.00 Regular Price: $
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