Refractometers & Hydrometers
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Vee Gee Refractometer
$94.95Vee Gee Refractometers are high end easy to read salinity refractometers used to precisely measure your aquariums salinity level. Learn MoreFree using 9500 Specialty Reward Points!
Earn 94 Specialty Reward Points -
Milwaukee MA887 Digital Seawater Refractometer
$109.95The 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. PSU — The newest type scale standard — Letters stand for Practical Salinity Units and is fast become the universal standard for seawater measurement
2. ppt — The old standard of Parts Per Thousand of saturated salt. This is the oldest of the 3 seawater measurements scales
3. 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 specific scales. This is the type of accuracy demanded by today's professionals and Milwaukee Instruments delivers.
Learn MoreFree using 11000 Specialty Reward Points!
Earn 109 Specialty Reward Points -
JBJ Refractometer
Regular Price: $59.85
Special Price: $49.95
JBJ Refractometer Learn MoreFree using 5000 Specialty Reward Points!
Earn 49 Specialty Reward Points -
Vertex Refractometer
$44.99The Vertex Refractometer is a well built pre-calibrated refractometer used for accurately measuring your aquarium water salinity. It takes the guesswork and inaccurate readings that sometimes plague using a simple plastic hydrometer. Learn MoreFree using 4500 Specialty Reward Points!
Earn 44 Specialty Reward Points -
Deltec D&D Refractometer
$55.99lmost all, if not all, of the refractometers currently available to the aquarium hobby are designed for measuring saltwater (sodium chloride or brine solution) and not true ‘seawater’. Although seawater is mostly sodium chloride it also contains other elements such as magnesium and calcium that change the refractive index slightly and will give a slightly different result. Learn MoreFree using 5600 Specialty Reward Points!
Earn 55 Specialty Reward Points
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