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hanna checker

  1. Hanna Instruments Alkalinity Checker Product Demo

    Hanna Instruments Alkalinity Checker Product Demo

    Make aquarium water testing easy with Checker Colorimeters from Hanna Instruments. Powered by a single AAA battery, the Hanna Alkalinity Checker will display Alkalinity readings with the single push...
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  2. That Reef Show Ep 6: Special Deliveries

    That Reef Show Ep 6: Special Deliveries

    On This Episode, Matthew gives you the rundown on all the products hes been receiving, showcases the ReefBreeders Photon 2, answers your questions, and shows off the new Hanna pH...
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