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Refractometer

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    …using a hydrometer and have never tried a refractometer then you should really invest in one. They use much less water, and can easily be calibrated for accurate repeatable readings. For the most accurate readings you will want to calibrate the refractometer to the solution you will be reading, and…

    $29.74 Regular Price: $34.99
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    …Lighting Conditions! Refractometers are a must-have piece of equipment for any aquarists! Easily and accurately measure the salinity of your tank and with the built-in LED light, your readings will be consistent no matter the type of ambient light source. Each LED Refractometer has ATC (automatic…

    $33.99 Regular Price: $39.99
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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…

    $99.00 Regular Price: $124.99

    …to grow instead of having to adjust to constant salinity changes. If you have a hard time seeing the fuzzy blue line common with traditional refractometers, or just want to make your life easier, pick up a Hanna HI98319 Salinity Testing Pen! Comes with calibration solutions ensuring proper readings…

    $58.65 Regular Price: $69.00

    …water at the same time. With a 0.1ppt resolution, once you start using the Hanna HI98319 Salinity Testing Pen, you will never look through a refractometer ever again. What’s Included? 1x HI772 dKH Alkalinity Checker 1x HI758 Calcium Checker 1x HI774 ULR Phosphate Checker 1x HI98319 Salinity…

    $216.75 Regular Price: $255.00

    …in. It is suggested to calibrate refractometers once a month or whenever the ambient light may change. Refractometer Calibration Instructions: 1. Shake well! 2. Clean any watermarks or stains off the refractometers prism with a soft cloth 3. Add enough BRS Refractometer Calibration Solution to cover…

    $5.94 Regular Price: $6.99

    …on your current cover, slide it off the refractometer and slide on the new one. Once the new cover is on, just press it down against the prism and tighten the set screw. Suggested Refractometer Body Diameter - 0.965" (24.6mm) Works with BRS Refractometers Compatible with other brands Can be replaced…

    $4.24 Regular Price: $4.99

    …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 gravity/salinity of…

    $64.34 Regular Price: $71.49

    Protective hardshell case from Milwaukee Instruments. Store your refractometer or photometer

    $21.59 Regular Price: $23.99
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    PINPOINT Salinity Calibration Fluid is 53.0 mS standardized fluid for calibrating PINPOINT Salinity Monitors as well as refractometers. PINPOINT Salinity Calibration Fluid calibrates to sg 1.026 or 35ppt. PINPOINT Salinity Calibration Fluid calibrates to sg 1.026 or 35ppt. 2.2 FL OZ (65mL) PINPOINT…

    $7.64 Regular Price: $8.99

    …It is suggested to calibrate refractometers once a month or whenever the ambient light may change. Refractometer Calibration Instructions: 1. Shake well! 2. Clean and dry the refractometer prism with a soft cloth. 3. Place several drops of Brightwell's Refractometer Calibration Solution on the prism…

    $4.03 Regular Price: $5.04
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    …Phosphate Low Range Colorimeter HI713 Salifert Calcium Aquarium Test Kit Salifert Ammonia Aquarium Test Kit Salifert Nitrite Aquarium Test Kit BRS Refractometer 20 Nuvo Fusion PRO AIO Specifications Total Volume: 20 Gallons Dimensions: 23.62" L x 15" W x 13" H Glass Type: Low Iron Glass Thickness:…

    $1,104.99 Regular Price: $1,299.99

    …includes a small Sicce Syncra Nano pump for quick mixing. When the saltwater is fully mixed, just check the salinity with the included BRS Refractometer, and youre ready to change some water! BRS Custom 5 Gallon Bucket Youre going to love the sturdy, ergonomic carry handle, and the volume markings…

    $67.99 Regular Price: $79.99
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    …may occur. When you have added almost all of the salt and the mixture is fully dissolved and clear, start measuring the specific gravity with a refractometer or similar instrument. Keep adding small amounts of salt until the specific gravity is the value you desire. The specific gravity of the sea…

    $36.86 Regular Price: $40.95
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    …may occur. When you have added almost all of the salt and the mixture is fully dissolved and clear, start measuring the specific gravity with a refractometer or similar instrument. Keep adding small amounts of salt until the specific gravity is the value you desire. The specific gravity of the sea…

    $51.70 Regular Price: $57.44
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    …Marin Bio-Actif Salt. When you have added almost all of the salt and the mixture is fully dissolved, start measuring the specific gravity with a refractometer or similar instrument. Keep adding small amounts of salt until the specific gravity is the value you desire. The specific gravity of the sea…

    $42.06 Regular Price: $46.73
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    …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.

    $195.08 Regular Price: $229.50
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    …Verify abnormal or unexpected test results Test old test kits that have been stored away Check expired reagents for accuracy Calibrate your refractometer Example of Use Measurement of the reference solution with a magnesium test gives you a result of 1,000 mg/L. The multi-reference solution however…

    $16.99 Regular Price: $19.99
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