• combo-ph-orp-meter-front-view-
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    The Waterproof ORP/PH/Temp tester is ideal for taking measurements virtually anywhere. With this ORP tester, monitor both pH and ORP at the same time. These are special order items.  Please allow up to 2 weeks for shipping
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    HI7061L is a general-purpose cleaning solution for use with pH and ORP electrode that can be used for a variety of applications. pH electrodes become dirty with use and can produce inaccurate results. Use our General Purpose pH Electrode Cleaning Solution to prolong the life of your electrode and ensure accurate readings.
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    Hanna pH Electrode Storage Solution is an electrode storage solution prepared with reagent grade chemicals that can be used to ensure optimum performance of your pH and ORP electrodes. Properly storing your pH electrode in a solution keeps the glass membrane well hydrated which maintains proper function and provides accurate readings.
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  • Photo of blue Hanna Chlorine Checker, and kit with capped test tubes, manual tests, and carrying case
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    Use our simple handheld colorimeter to get higher accuracy water testing results. Forget about the struggle of matching your sample to a color chart, our total chlorine colorimeter eliminates the struggle and provides you a digital total chlorine result directly. Our ammonia colorimeter brings you more precise technology than your typical chemical test kit giving you accurate and consistent results.
    • Easily carry our handheld colorimeter in your pocket
    • With a one-button operation getting your total chlorine result is simple
    • Make sure your results are consistent with our built-in timer.
  • photo of two low range ammonia checker reagent bottles
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    The HI700-25 Ammonia LR Checker® Reagents are the replacement reagents for the HI700 Ammonia Low Range Checker® HC.
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  • Photo of Hanna free chlorine test kit contents: blue probe with digital display, manual tests, two test tubes, and carrying case
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    Simple, accurate, and cost effective way to measure free chlorine
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    HI7007L is a premium quality pH 7.01 buffer solution. With lot number and expiration date clearly marked on the label and an airtight, tamper-proof seal to ensure the quality of the solution, Hanna's line of pH calibration solutions are an easy way to get great pH measurements every time.
  • Picture of packets of Free Chlorine Reagent packets in small self contained packs.
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    These are reagents for the colorimetric determination of free chlorine. There are enough reagents for 25 tests and are for use with Hanna’s compatible benchtop and portable photometers. These high-quality reagents are manufactured in a state-of-the-art facility and are clearly marked with the lot number and expiration date on each packet for traceability.  
  • Picture of small packets containing powder for chlorine test kits.
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    The 25 test set is the HI711-25 that are the replacement reagents for the HI711 Total Chlorine Checker®HC.  Chlorine is a common disinfectant for water, and ensuring proper levels is important in many situations. Monitoring chlorine in your aquarium is really important for the life of your fish. This provides 25 tests.  
     
       
  • Photo of yellow probe with flip top cover, button, and digital display
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    Simple, accurate, and cost effective way to measure low ranges of ammonia in fresh water!  The Checker HC uses an adaptation of the ASTM Manual of Water and Environmental Technology, D1426-92, Nessler method. The reaction between ammonia and reagents causes a yellow tint in the sample.  
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