Atago MASTER-OE Refractometer

Introduction to the Atago MASTER-OE refractometer

The Atago MASTER-OE refractometer (Cat. No. 2591) is a dedicated handheld instrument from Atago (Japan) for measuring grape must concentration and fruit juice sweetness. The device allows direct quality assessment of pressed juice, supporting the optimization of wine production and processing procedures.

Outstanding features

• Features a proprietary OE scale from 0,0 to 130° dedicated to grape must concentration measurement.
• Measures Brix sweetness from 0,0 to 33,0 %, meeting testing standards for grape and wine samples.
• Integrated Automatic Temperature Compensation (ATC) maintains stable measurement results despite sample temperature fluctuations.
• Designed to IP65 water resistance standards, providing robust protection and easy cleaning in damp working environments.
• Compact design with simple operation, suitable for both professional winemakers and home-scale use.

Applications

• Measuring grape must concentration and analyzing sweetness in wineries and wine processing facilities.
• Evaluating grape ripeness directly at vineyards and harvest farms.
• Testing fruit juice quality in food and fermented beverage analytical laboratories.

Frequently Asked Questions

What is the measuring range of the Atago MASTER-OE refractometer?
The instrument has an OE scale range of 0,0 to 130° for grape must concentration and a Brix sweetness range of 0,0 to 33,0 %.

Can the refractometer be washed directly under water?
Thanks to the IP65 water resistance rating, users can conveniently clean the prism surface with water after each measurement.