General Tools REF201 / SALINITY REFRACTOMETER 0 TO 100 FREE S&H

Many in stock! Ships ASAP from USA! These Refractometers specifically measure Salinity levels, or the amount of dissolved salts within a solution, like Seawater or Brine Length: 6.2" Depth: 1.8" Weight: 7 oz. Resolution: 0.10% Additional ...