HOME > EXTECH > VISCOTESTERS > INDEX extech logo

Extech Refractometers and Viscometers
Measure the concentration of Sugar, Salt
Lubricants, Antifreeze, Cutting Fluids and more!

 
Model Image Description
RF10 Click here for more infon on the Extech RF-10 Refractometer! 0-32% Brix Refractometer
Range: 0 to 32% Brix
RF11 Click here for more infon on the Extech RF-11 Refractometer! Portable Sucrose Brix Refractometer (0 to 10%) with ATC
Range: 0 to 10% (10 to 30°C)
RF12 Click here for more infon on the Extech RF-12 Refractometer! Portable Brix Refractometer (0 to 18%) with ATC
Range: 0 to 18% Brix (10 to 30°C)
RF15 Click here for more infon on the Extech RF-15 Refractometer! 0-32% Brix Refractometer
Range: 0 to 32% Brix (10 to 30°C)
RF16 Click here for more infon on the Extech RF-16 Refractometer! Portable Sucrose Brix Refractometer (0 to 10%)
Range: 0 to 10% Brix
RF18 Click here for more infon on the Extech RF-18 Refractometer! 0-18% Brix Refractometer
Range: 0 to 18% Brix
RF20 Click here for more infon on the Extech RF-20 Refractometer! Salinity Refractometer
Range 1: 0 to 100ppt (10 to 30°C)
Range 2: 1.000 to 1.070 Refractive Index
RF30 Click here for more infon on the Extech RF-30 Refractometer! Triple Range Sucrose Brix Refractometer (0-41%, 42-71%, 72.90%)
Range 1: 0 to 41% Brix
Range 2: 42 to 71% Brix
Range 3: 72 to 90% Brix
RF40 Click here for more infon on the Extech RF-40 Refractometer! Battery Coolant Refractometer
RF41 Click here for more infon on the Extech RF-41 Refractometer! Portable Battery Coolant/Glycol Refractometer with ATC (°C)
*Automatic Temperature Compensation

*NOTE: Items ordered with optional NIST calibration will require
approximately 10 days to complete the certification.