R2 PP
Coffee Cherry Brix Refractometer
Versatile, simple, brix refractometer.

Measure Brix Sync with DiFluid Tech App Wide Measurement Range IP65 Water Resistant USB-C Rechargeable Learn More
From $69.00

Range: Choose an option

0-35
0-55
0-95
Easy Returns | Worldwide Shipping | 1 Year Warranty

Measure Coffee Brix: Accurately measure the sugar content in coffee cherries, fruits, vegetables, and beverages.

Sync with DiFluid Tech App: Log measurements automatically and track sugar concentration trends for easy analysis.

Wide Measurement Range: Covers 0-35%, 0-55%, or 0-95% ranges, making it versatile for different applications.

Water Resistant: IP65 rating allows for safe use around water and easy rinsing without worry.

USB-C Rechargeable: Charges conveniently with USB Type-C for consistent readiness in the field or lab.

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Frequently Asked Questions

What kind of water should I use to calibrate?

Calibrate with any clean, filtered water for ease of use and enough accuracy for daily use.

Calibrate with distilled water for the highest possible accuracy.

What app does this connect to?

R2 PU is a universal brix refractometer used to test sugar content. For a wide range of sugar testing tools, connect to DiFluid Tech. For coffee specific tools, connect to CoffeeOS. The CoffeeOS tools that utilize R2 PU are coming in 2026.

Can I test coffee TDS with this?

No, R2 PU does not display results in TDS. For TDS readings, you need R2 Extract.