Hanna Instruments

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    …zero the instrument with your water sample. Then, remove the sample and add the reagent. Finally, place the vial into back into the Hanna Checker, press the button and read the results. Done. Easier to use and more accurate than chemical test kits. The HI 761 from Hanna Instruments uses an…

    $49.95 Regular Price: $

    …to monitor in a reef tank for good coral growth and health, pretty much everyone will answer with Calcium, Alkalinity, & Phosphates. Hanna Instruments HIREEF2 Test kit includes everything you need to digitally monitor your saltwater aquarium's vital elements, and also a digital temperature…

    $255.00 Regular Price: $

    Extra cuvettes (vials) for your Hanna Colorimeter Checkers. Caps NOT included Precision glass, necessary for taking accurate measurements For most accurate readings, cuvette must be clean and free of scratches

    $21.00 Regular Price: $

    Perfect for the Hanna Calcium Checker! Ultra-Pure deionized water that keeps your titration tests accurate and repeatable. The biggest complaint about the Hanna Calcium Checker is when the sample is diluted, if the fresh water source is not pure, it can cause irregular readings and usingHanna's…

    $10.00 Regular Price: $
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    …and zero the instrument with your water sample. Then, remove sample and add the reagent. Finally, place the vial into back into the Hanna Checker, press the button and read the results. Done. Easier to use and more accurate than chemical test kits.The HI 700 from Hanna Instruments uses an adaptation…

    $49.95 Regular Price: $

    …into back into the Hanna Checker, press the button and read the results. Done. Use in conjunction with the Hanna Checker Free Chlorine Colorimeter to help determine chloramines in your water. Easier to use and more accurate than chemical test kits. The HI 711 from Hanna Instruments uses EPA approved…

    $49.95 Regular Price: $

    …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. Last, place the vial into the Hanna

    $49.95 Regular Price: $

    …pipette designed to measure and transfer exactly 100 µL of solution to a cuvette. To obtain the highest accuracy and precision from the Hanna Instruments HI758 Calcium Checker it is necessary to add exactly 100 µL of aquarium saltwater to the cuvette. Any variation will result in an…

    $20.00 Regular Price: $

    Reagent refill for Alkalinity Colorimeter HI772 or HI755 Hanna Checker HC - Marine Water. Enough reagent for 25 tests. Item #: HI755-26

    $9.00 Regular Price: $

    …calibrate and test proper functionality of your Hanna Checker HI772 Alkalinity (DKH) for fresh and marine water. Contains Standard A and Standard B Follow instructions in packaging Includes certificate of analysis Reusaable with long shelf life Hanna Checker Instructions for Marine Alkalinity…

    $20.00 Regular Price: $

    Replacement caps for Hanna cuvettes HI731321. 4 caps included

    $27.00 Regular Price: $

    NIST Traceable Salinity Calibration Hanna HI70024P Salinity Calibration Sachets are perfect for any conductivity probe or pen. The single-use sachets are made of light-blocking foil that prevents oxidation, ensuring the solutions are as fresh as the day it was packaged. Each sachet is marked with a…

    $26.00 Regular Price: $
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    Easy and Accurate Nitrate Testing for your Saltwater Aquarium! Get highly accurate 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 easily stores…

    $49.95 Regular Price: $

    …steps to results. The Hanna Alkalinity Checker 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. Last, place the vial into the Hanna Alkalinity Checker,…

    $49.95 Regular Price: $

    …reading Dimensions: 86 x 61 x 37.5 mm (3.4 x 2.4 x 1.5") Weight: 64 g (2.25 oz.) Uses Hanna HI774-25 reagent refills What's Included HI774 Checker 2 sample cuvettes with caps ULR Reagent for 10 tests battery instructions quick start guide 1 year limited warranty Reagent Refills - Hanna HI774-25

    $49.95 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…

    $49.95 Regular Price: $

    …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 use. First, zero the instrument with your water sample. Next, add the reagents. Last, place the vial into the Hanna

    $49.95 Regular Price: $

    …from Hanna. Over time the glass vials can become stained and discolored which can lead to inaccurate readings. We suggest replacing the cuvettes and caps once every year for dependable readings. Includes Caps! OE Replacement Testing Cuvettes for Hanna Checkers. What's Included? 2x Hanna Glass…

    $8.00 Regular Price: $

    …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 sample. Next, remove…

    $49.95 Regular Price: $

    Hanna's General Purpose Cleaning Solution is great for cleaning electrodes on your Apex, ReefKeeper and BRS pH and ORP probes. Clean the liquid junction of your electrodes once a day or at least once a week to prevent clogging and to maintain accuracy. Immerse the electrode in the proper cleaning…

    $14.00 Regular Price: $

    …Automatic Shut-off Includes Pocket Clip Knowing the pH of your reef tank, or the electrical conductivity of your RODI water is a necessity, and Hanna's HI98129 Combo Pen is the perfect all in one solution. The lightweight and portable pen can test pH, conductivity, or TDS (total dissolved solids)…

    $157.99 Regular Price: $

    …The biggest key with Hanna checkers is keeping the vials nice and clean for consistent results. Uses Hanna HI772-26 liquid reagents Three simple steps to results. The Hanna Alkalinity Checker bridges the gap between simple chemical test kits and professional instrumentation. Accurate, affordable and…

    $49.95 Regular Price: $

    …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 use. First, zero the instrument with your water sample. Next,…

    $49.95 Regular Price: $

    …displayed through 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…

    $49.50 Regular Price: $

    Easily calibrate and test proper functionality of your Hanna Checker HI758 Calcium for marine water (saltwater). Contains Standard A and Standard B Follow instructions in packaging Acceptable results must be between 380 and 420 ppm at 25°C Hanna Checker Instructions for Nitrite ULR Standards: 1.…

    $17.00 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,…

    $69.00 Regular Price: $

    Microfiber cleaning cloth from Hanna. Keep your cuvettes clean for optimal checker accuracy!

    $14.00 Regular Price: $

    Phosphate Ultra Low Range reagent refills for the easy to use, handheld Phosphate ULR ppm Colorimeter HI774 Hanna Checker HC - Marine Water. 25 packets of reagent Item #: HI 774 -25

    $9.00 Regular Price: $

    …on the Hanna checkers is super easy to read. The biggest key with Hanna checkers is keeping the vials nice and clean for consistent results. Three simple steps to results. The Hanna Phosphate Checker bridges the gap between simple chemical test kits and professional instrumentation. Accurate,…

    $49.95 Regular Price: $

    …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, remove the sample…

    $49.95 Regular Price: $

    Easily calibrate and test proper functionality of your Hanna Checker HI713 Phosphate Low Range for fresh and marine water (saltwater). Contains Standard A, Standard B and 1 Packet 713-25 Reagent* Follow instructions in packaging Acceptable results must be between 0.92 and 1.08 ppm at 25°C…

    $12.00 Regular Price: $

    Electrode storage solution from Hanna Instruments for pH and ORP probes. Minimizes clogging and ensures fast response time Store the electrode with a few drops in the protective cap 230 mL

    $12.00 Regular Price: $