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  1. Best Test Kits & Water Testing Equipment of 2023

    Best Test Kits & Water Testing Equipment of 2023

      Best Selling Saltwater Aquarium Test Kits Salifert   It should come as no surprise that Salifert dominates this genre because they have long been the go-to test kit for...
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  2. Hanna Instruments HIREEF2 Test Kit For Reef Tank Owners - Top FAQs

    Hanna Instruments HIREEF2 Test Kit For Reef Tank Owners - Top FAQs

    All of Hanna's most popular checkers and water monitoring devices for reef tank owners in a single kit.
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  3. pH Probe Calibration and How to Care for One

    pH Probe Calibration and How to Care for One

    Electronic pH measurement of aquarium water used to be something only a laboratory could perform. Thanks to advancements in technology, the cost of high-quality pH meters has come down to an...
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  4. Salinity Meter: Calibration and How to Care for One

    Salinity Meter: Calibration and How to Care for One

    Hanna Instruments Salinity Tester (HI98319), Apex Salinity Probe / Lab Grade Conductivity Probe and IceCap Salinity/Temperature Digital Pocket Tester In a previous article we explained how to use a...
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  5. How to use a Refractometer to Measure Salinity

    How to use a Refractometer to Measure Salinity

    In the early days of the hobby, we’d use a floating glass hydrometer to measure the specific gravity in our tanks and when mixing up saltwater. The strength of the seawater determines how high...
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  6. Types of Test Kits: Which one is Right for You?

    Types of Test Kits: Which one is Right for You?

    Testing your aquarium is one of the fundamental practices required to maintain a stable aquatic environment. Water testing allows you to see how well your aquarium is functioning. New aquarists often...
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  7. Testing Out the New Hanna PH Checker

    Testing Out the New Hanna PH Checker

    It has been a long time since Hanna released a new device that can be used by those of us in the Saltwater Aquarium community, but Hanna has announced a new Hanna Marine pH Checker HC (Handheld...
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  8. The NEW Hanna pH Checker: pH Testing Made Easy!

    The NEW Hanna pH Checker: pH Testing Made Easy!

    Its almost here! Matthew got his hands on one of the new pH Checker Colorimeters from Hanna Instruments. Watch as he puts it through his pH testing gauntlet. Subscribe to Newsletters...
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