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This portable battery coolant/glycol Refractometer is easy to operate refract meters provide accurate and repeatable measurements on easy to read scales
0%) of the MASTER-M / MASTER-PM
making it perfect for a range of medical and laboratory applications
* Sturdy Design made of Aluminum - 3 Year Warranty
Red Sea Seawater Salinity Refractometer Machining Coolant This portable battery coolant/glycol RefractometerRed Sea Seawater Refractometer Product #: RED R12018 REFURBISHED and have A FULL 3 YEAR WARRANTY! Red Seas Seawater Refractometer offers exceptional accuracy, for measuring the absolute salinity of seawater at a temperature of 25oC 77 0F. Most refractometers used within the aquarium hobby are not specifically designed for reef aquariums and use an algorithm for the measurement of brine (NaCl rather than seawater) and at a temperature of 15oC 59 0F
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