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Digital Tester

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    …Phosphates. Hanna Instruments HIREEF2 Test kit includes everything you need to digitally monitor your saltwater aquarium's vital elements, and also a digital temperature and salinity testing pen. Using a digital colorimeter style test kits ensures that the readings can be repeated time and time…

    $216.75 Regular Price: $255.00

    Digital testers are steadily paving their way into the hobby. The IceCap SPT03 Digital Pocket Tester helps eliminate the uncertainty when it comes to mechanical refractometers. The SPT03 is a portable, rugged, water resistant device that utilizes electric conductivity to determine the specific…

    $64.34 Regular Price: $71.49

    …Aquarium! Get highly accurate results with the HI781 Marine Nitrate Low Range Colorimeter. With a digital read out, there is no more struggling to determine colors visually. This nitrate tester's compact design fits in your pocket or easily stores ina droor or testing bin with your other…

    $42.46 Regular Price: $49.95

    …Marine pH Checker HC is a simple, accurate and cost effective way to measure pH in saltwater. With a digital readout, there is no more struggling to determine colors visually. This pH tester's compact design stores easily with your other testing equipment. Keeping your aquarium pH stable and in…

    $42.46 Regular Price: $49.95
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