Refractometers
Refractometers from Extech Instruments.
Refractometers
 

CAD $94.00
RF10: Portable Refractometers   
Portable Refractometers.

CAD $121.00
RF15: Portable Refractometers   
Portable Refractometers.

CAD $94.00
RF20: Portable Refractometers   
Portable Refractometers.

CAD $94.00
RF40: Battery Coolant Refractometer   
Battery Coolant Refractometer.