1-888-9-WEBPETS
(1-888-993-2738)
Certified Seal
Dogs Cats Fish Birds Reptiles Small Pets Pond

Refractometers

Grid List

Set Ascending Direction

10 Item(s)

per page
  1. Hanna Instruments Digital Seawater Refractometer

    Hanna Instruments Digital Seawater Refractometer

    Effectively monitor the salt value of your aquarium or tank by refractive index measurements using the Hanna Instruments Digital Seawater Refractometer from Pet Store . What makes this refractometer convenient to use it its being...
    ONLY
    $176.99
  2. Milwaukee Instruments Protective Hardshell Case for Refractometers & Photometers

    Milwaukee Instruments Protective Hardshell Case for Refractometers & Photometers

    Be First to Review

    Milwaukee Protective Hardshell Case for Milwaukee Refractometers and Photometers
    ONLY
    $22.99
  3. Captive Purity Refractometer with Light

    Captive Purity Refractometer with Light

    Be First to Review

    The Captive Purity Refractometer is an incredibly accurate and easy to use device that eliminates the confusion associated with inexpensive hydrometers. Just place a couple of drops of water on the prism and hold to the light. Rea...
    ON SALE
    $75.99
  4. Captive Purity Refractometer with Calibration Dial

    Captive Purity Refractometer with Calibration Dial

    Be First to Review

    The Captive Purity Refractometer is an incredibly accurate and easy to use device that eliminates the confusion associated with inexpensive hydrometers. Just place a couple of drops of water on the prism and hold to the light. Rea...
    ON SALE
    $69.99
  5. Captive Purity Refractometer (standard)

    Captive Purity Refractometer (standard)

    The Captive Purity Refractometer is an incredibly accurate and easy to use device that eliminates the confusion associated with inexpensive hydrometers. Just place a couple of drops of water on the prism and hold to the light. Rea...
    ONLY
    $59.99
  6. Milwaukee Seawater Digital Refractometer

    Milwaukee Seawater Digital Refractometer

    The new Milwaukee MA887 Seawater Digital Refractometer encompasses 3 different types of user selected scales for the measurement of seawater providing for a much more precise evaluation. Each scale is temperature compensated. 1...
    ONLY
    $114.45
  7. Captive Purity Refractometer

    Captive Purity Refractometer

    Read 66 Reviews

    Write a Review

    The Captive Purity Refractometer is an incredibly accurate and easy to use device that eliminates the confusion associated with inexpensive hydrometers. Just place a couple of drops of water on the prism and hold to the light. Rea...
    FROM ONLY
    $59.99
  8. Marine Depot Aquarium Pro Refractometer

    Marine Depot Aquarium Pro Refractometer

    Specifically designed for aquarium use for measuring the salinity of Natural Sea Water. Almost all hand held salt water refractometers available to the hobby are designed and calibrated for testing of brine solution, i.e. sodium c...
    ONLY
    $64.99
  9. Marine Depot Aquarium Refractometer

    Marine Depot Aquarium Refractometer

    The Refractometer is a must have for all hobbyists. The proper salinity is crucial for the survival and health of your fish and corals. This high quality refractometer is extremely accurate and easy to use and calibrate. Calibrat...
    ONLY
    $49.99
  10. Milwaukee Seawater Digital Refractometer with Protective Hardshell Case

    Milwaukee Seawater Digital Refractometer with Protective Hardshell Case

    Milwaukee Seawater Digital Refractometer with Protective Hardshell Case The new Milwaukee MA887 Seawater Digital Refractometer encompasses 3 different types of user selected scales for the measurement of seawater providing ...
    ON SALE
    $146.00

Grid List

Set Ascending Direction

10 Item(s)

per page