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EXTECH CVRF01 COVER PLATE (5-PACK) FOR RF11, RF12, RF15, RF20, RF40
EXTECH RF20 Salinity Refractometer
EXTECH RF40 Battery Coolant Refractometer
EXTECH RF41 Battery Coolant Refractometer-50 To 0 C
EXTECH RF15 Brix Refractometer with ATC, 0-32%
EXTECH RF11 Brix Refractometer, ATC, Single R, 0-10%
EXTECH RF12 Brix Refractometer, ATC, Single R, 0-18%
EXTECH RF153 Brix Refractometer, Digital