Extech RF20 Handheld Salinity Refractometer
Extech RF20 Portable Salinity Refractometer measures the concentration of dissolved salt in fluids.
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Extech RF41 Handheld Battery Coolant Glycol Refractometer
Extech RF41 Portable Battery Coolant/Glycol Refractometer with ATC (°C) measures the freezing point of coolants and concentration of Ethylene/Propylene Glycol.
Extech RF40 Handheld Battery Coolant Glycol Refractometer
Extech RF40 Portable Battery Coolant/Glycol Refractometer with ATC (°F) measures the freezing point of coolants and concentration of Ethylene/Propylene Glycol.
Extech RF11 Handheld Sucrose Brix Refractometer
Extech RF11 Portable Sucrose Brix Refractometer with ATC measures the concentration of sugar in fruit juice and industrial fluids.
Extech RF12 Handheld ATC Brix Refractometer
Extech RF12 Portable Brix Refractometer with ATC measures the brix concentration in lubricants and cutting fluids.
Extech RF15 Handheld Sucrose Brix Refractometer with ATC
Extech RF15 Portable Sucrose Brix Refractometer with ATC (0-32%) measures the concentration of sugar in fruit juice and industrial fluids.