Red Sea Seawater Refractometer
$74.99

Description

Directly reads the absolute salinity of seawater at 25°c/77 0f ( no need for seawater or temperature compensation factors).Specifically designed for the ionic content of seawater (NSW).Calibrated for seawater (NSW) at 25oc/77of (most standard refractometers are calibrated at 15oc/59of )

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