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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
making it perfect for a range of medical and laboratory applications
NOT a full refractometer
water-resistant salinity refractometer that measures salt concentration in parts per thousand (PPT) in the 0 to 100% range and specific gravity (SG) of seawater in the 1
the control knob is turned until the shadowline is centered in the crosshairs
Red Sea Seawater Salinity Refractometer Machining Coolant making it perfect for aRed 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
