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hanna instruments

  1. Watch Video - Hanna Instruments Marine Master Multiparameter Photometer - 7 Tests In A Single Checker

    Hanna Instruments Marine Master Multiparameter Photometer - 7 Tests In A Single Checker

    You can now measure seven of the most critical reef tank water parameters using a single, waterproof checker thanks to Hanna Instruments.
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  2. BRStv Product Spotlight - Hanna Instruments Nitrate High Range Checker Colorimeter

    Don’t Let Your Eyes Fool You When Testing Your Reef Tank Nitrates! - Hanna Nitrate HR Checker

    Hanna has answered our call for an easier-to-use Nitrate Checker that's as accurate as it is easy.
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  3. 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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  4. 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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  5. What's the best way to test Phosphates?  Putting test kits to the test!

    What's the best way to test Phosphates? Putting test kits to the test!

    Matthew is back and testing more test kits! This week is all about his favorite kits for testing Phosphate levels in marine aquariums! Shop All Test Kits:...
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  6. Testing Nitrates!  Which Kit is BEST?!

    Testing Nitrates! Which Kit is BEST?!

    Today Matthew is putting nitrate test kits from Red Sea, Hanna Instruments, Nyos, Salifert, API and Seachem head to head to find out the best and worst parts of each! Shop All Test Kits:...
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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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