Extech RF18 Portable Brix Refractometer (0-18%)

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  • Compact and user-friendly design
  • 0-18% brix range, 0.2 resolution, ±0.2% accuracy
  • Perfect for measuring brix concentration in lubricants and cutting fluids

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"Perfect for accurately measuring brix concentration in lubricants and cutting fluids"

  • Description

    Extech RF18 Portable Brix Refractometer (0-18%)

    With it’s compact and user-friendly design, the Extech RF18 Portable Brix Refractometer (0-18%) is perfect for accurately measuring brix concentration in lubricants and cutting fluids.

    Providing accurate and repeatable measurements on an easy-to-read scale, the Extech RF18 offers a range of 0-18% Brix, with a 0.2 resolution and an accuracy of ±0.2%. It also boasts simple focus adjustment and only requires 2 to 3 drops of solution to operate.

    Packaged complete with calibration screwdriver, plastic pipette, calibration solution and carry case, the Extech RF18 gives you everything you need to get started right away.

    Extech Refractometer Comparison Table

    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%
  • Specification

    • Range: 0 to 18% brix
    • Resolution: 0.2
    • Accuracy: ±0.2%
    • Dimensions: 170 x 40 x 30mm (6.7 x 1.6 x 1.2")
    • Weight: 185g (6.5oz)
  • Supplied Accessories

    • Extech RF18 Portable Brix Refractometer (0-18%)
    • Calibration Screwdriver
    • Plastic Pipette
    • Calibration Solution
    • Carrying Case
  • Product Documents

    Product Attachments

    View FileExtech Portable Refractometers    Size: (281 KB)
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  • Delivery Information

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    Our charges for UK deliveries:

    • FREE Delivery (on select products only): typically 2-5 working days*
    • Standard Delivery at £4.95: 2-3 working days
    • Next Working Day Delivery (on select products only) at £8.95
    • Pre 10.30am Next Working Day Delivery (on select products only) at £19.95*
    • Saturday Pre 12pm Delivery (on select products only) at £19.95*
    • Sunday Pre 12pm Delivery (on select products only) at £19.95*

    *UK mainland only

    NOTE! For next working day or Saturday delivery options the order MUST be placed no later than 3pm on the working day before delivery is required. After 3pm, please arrange with our staff before selecting a priority delivery service. Priority services are available to UK mainland residents only.

    Customers outside the UK:

    Test-Meter.co.uk exports to many countries all over the world. Prices for shipping vary on location and weight/dimensions. Costs are calculated for certain countries at the checkout. If your country is not included in this list please e-mail admin@test-meter.co.uk with your name, address and the items you would like to order for an accurate shipping quote.