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Refractometers are essential equipment for saltwater aquariums. These testing devices are used to maintain the ideal specific gravity (SG) for your marine aquarium fish, corals and other invertebrates.

Showing 1–9 of 13 results

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    american pinpoint ® salinity... american pinpoint ® salinity monitor

    PINPOINT® Salinity Monitor PINPOINT® Salinity Monitor will accurately and immediately measure the amount of salt in any marine or freshwater system. The reading is fully temperature compensated, which is difficult or impossible with nearly any comm…

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    aquacraft saltwater... aquacraft saltwater refractometer Calibration Solution – 60 ml

    Refractometer calibration solution is used to accurately calibrate your refractometer for testing natural sea water or synthetic sea water to help ensure that your reflectometer is working on the optimal condition and accuracy. 

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    BRIGHTWELL REFRACTOMETER CALIBRATION STANDARD 60ML   1.0264 Specific Gravity 1.3394 Refractive Index 35 ppt Salinity 53 uS/cm at 25 deg c Overview Brightwell Aquatics Aquarium Reagents Refractometer Calibration Standard is designed to provide an…

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    RM250.00 RM225.00

    D-D True Seawater Refractometer D-D True Seawater Refractometer

    D-D True Seawater Refractometer Hand held instrument for the measurement of the TRUE Salinity and Specific Gravity (S.G.) of sea water by refractive index.   What is different about the D-D Seawater Refractometer? Almost all hand held salt water…

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    Digital Refractometer... Digital Refractometer Gravimeter pen (PPT reading)

    – High-Resolution Salinity Measurement

    – Automatic Temperature Compensation

    – Water Temperature Reading

    – Large Backlit LCD Display

    – Dip and Read! ( Easy to use and read )

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    Milwaukee CD601 EC Tester Milwaukee CD601 EC Tester

    Milwaukee CD601 EC Tester Milwaukee’s economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the best way of checking the amount of salt or dissolved soli…