Extech RF20 Portable Salinity Refractometer (0-100ppt) ATC

SKU
EXTERF20
  • 0-100ppt range, 0.001 resolution, ±0.1% accuracy
  • Automatic Temperature Compensation (ATC) from 10 to 30°C
  • Designed for measuring the concentration of dissolved salt in fluids
More Info
inc VAT £79.20 ex VAT £66.00
In Stock - Available Next Day
 

Product Details

Extech RF20 Portable Salinity Refractometer (0-100ppt) with ATC

Measuring the concentration of dissolved salt in fluids, the Extech RF20 Portable Salinity Refractometer (0-100ppt) with ATC is both compact in size and easy to operate.

Featuring Automatic Temperature Compensation (ATC) from 10 to 30°C to ensure the effects of temperature don‘t impact measurement accuracy, the Extech RF20 Refractometer boasts a range of 0 to 100ppt with a 0.001 resolution and an accuracy of ±0.1%.

Providing accurate and repeatable measurements on it’s easy-to-read scale, the Extech RF20 only requires 2 or 3 drops of solution to operate and allows simple focus adjustment. It comes complete with a calibration screwdriver, plastic pipette, calibration solution and a carry case.

You can find our full range of Refractometers here.

Model Type Ranges Resolution Accuracy
RF16 Sucrose 0 to 10% Brix 0.1 ±0.1%
RF11 Sucrose (ATC) 0 to 10% (10 to 30°C) 0.1 ±0.1%
RF18 Lubricants/Cutting Fluids 0 to 18% Brix 0.2 ±0.2%
RF12 Lubricants/Cutting Fluids (ATC) 0 to 18% Brix (10 to 30°C) 0.2 ±0.2%
RF10 Sucrose 0 to 32% Brix 0.2 ±0.2%
RF15 Sucrose (ATC) 0 to 32% Brix (10 to 30°C) 0.2 ±0.2%
RF20 Salt (ATC) 0 to 100ppt (10 to 30°C)
1.000 to 1.070 Refractive Index
0.001 ±0.1%
RF40 Coolant (ATC) -60 to 32°F Propylene Glycol freeze point
-60 to 25°F Ethylene Glycol freeze point
1.15 to 1.30 Specific Gravity of Battery Acid
2°F
2°F
0.01
±2%
±2%
RF41 Coolant (ATC) -50 to 0°C Propylene Glycol freeze point
-50 to 0°C Ethylene Glycol freeze point
1.15 to 1.30 Specific Gravity of Battery Acid
1°C
1°C
0.01
±2%
±2%
RF30 Triple Range
General Service
0 to 41% Brix
42 to 71% Brix
72 to 90% Brix
0.2
0.2
0.2
±0.2%
±0.2%
±0.2%
What's In The Box?
  • Extech RF20 Portable Salinity Refractometer (0-100ppt) with ATC
  • Calibration Screwdriver
  • Plastic Pipette
  • Calibration Solution
  • Carrying Case
More Information
Specification
  • Range: 0 to 100ppt (10 to 30°C)
  • Resolution: 0.001
  • Accuracy: ±0.1%
  • Dimensions: 194 x 38 x 38mm (7.6 x 1.5 x 1.5")
  • Weight: 227g (8oz)
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