Hydrometers & Refractometers

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  • Aqua Craft Refractometer Calibration Fluid Quick look

    Aqua Craft Refractometer Calibration Fluid

    reg. $6.99

    Special Price: $6.29

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  • PINPOINT Salinity Calibration Fluid Quick look

    PINPOINT Salinity Calibration Fluid

    reg. $7.99

    Special Price: $7.19

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  • Milwaukee Protective Hardshell Case for Refractometer Quick look

    Milwaukee Protective Hardshell Case for Refractometer

    reg. $22.99

    Special Price: $20.69

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  • Refractometer for Reading Salinity with Calibration Fluid Quick look

    Refractometer for Reading Salinity with Calibration Fluid

    reg. $39.99

    Special Price: $35.99

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  • Milwaukee Digital Seawater Refractometer Quick look

    Milwaukee Digital Seawater Refractometer

    reg. $114.99

    Special Price: $103.49

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  • PINPOINT Salinity Monitor Quick look

    PINPOINT Salinity Monitor

    reg. $129.99

    Special Price: $116.99

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