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Hanna Magnesium Checker

HANNA Marine MAGNESIUM Checker - Mr. Saltwater Tank - Raw, Uncut and First Impressions

In this episode of our series, Mr. Saltwater Tank - Raw, Uncut, and First Impressions (RUF), Mark will look at the Marine Magnesium Checker from Hanna Instruments. Join us as we run a blind test on Mark's tank with this checker - we'll show you how easy it is to use, what we like about it, and discuss how often we'd use it to test magnesium in our tank.

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  • On Sale 15%
    HI782 Marine Nitrate High Range Checker - Hanna Instruments
    On Sale 15%

    HI782 Marine Nitrate High Range Checker - Hanna Instruments

    Hanna Instruments

    $67.99
    $57.79
    The 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...
  • On Sale 15%
    HI783 Marine Magnesium Checker HC Handheld Colorimeter - Hanna Instruments
    On Sale 15%

    HI783 Marine Magnesium Checker HC Handheld Colorimeter - Hanna Instruments

    Hanna Instruments

    $67.99
    $57.79
    THESE 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 15%
    HI784 Marine Ammonia Checker Handheld Colorimeter (Saltwater) - Hanna Instruments
    On Sale 15%

    HI784 Marine Ammonia Checker Handheld Colorimeter (Saltwater) - Hanna Instruments

    Hanna Instruments

    $67.99
    $57.79
    The 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%
    HI784-25 Marine Ammonia HC Checker Reagents (25 tests) - Hanna Instruments
    On Sale 15%

    HI784-25 Marine Ammonia HC Checker Reagents (25 tests) - Hanna Instruments

    Hanna Instruments

    $24.99
    $21.24
    HI784-25 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 15%
    (HI783-11) Marine Magnesium Certified Calibration Standard Kit
    On Sale 15%

    (HI783-11) Marine Magnesium Certified Calibration Standard Kit

    Hanna Instruments

    $24.99
    $21.24
    The HI783-11 Marine Magnesium Certified Standard Kit is used to validate the performance of the HI783 Marine Magnesium Checker HC. The kit includes one sealed cuvette with a zero-magnesium value and one cuvette that is tinted to a standard magnesium...