Digital Refractometer

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    …the oldest of the 3 seawater measurements scales S.G. - The current standard of Specific Gravity hydrometers and refractometers. The Milwaukee Instruments MA887 digital refractometer is easy to calibrate and easy to read and provides highest accuracy possible for the measurement of seawater 3…

    $124.99 Regular Price: $

    …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…

    $275.00 Regular Price: $

    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…

    $74.99 Regular Price: $

    …Salinity Calibration Fluid included. For the most accurate readings you will want to calibrate the refractometer to the solution you will be reading, and that is why we always include a bottle of BRS Refractometer Calibration Solution at 35ppt (1.026sg) to keep your reef tanks salinity spot on.

    $229.50 Regular Price: $
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