Digital Urea Refractometer RHB Series Hand Refractometer (3-in-1: Urea, RI, Density)

Description

The Digital Urea Refractometer – RHB Series is a high-precision, 3-in-1 diagnostic tool engineered to measure Urea concentration (%), Refractive Index (RI), and Density in urea-based solutions such as Diesel Exhaust Fluid (DEF or AdBlue). Designed for use in automotive service, transport fleets, emissions testing, and industrial applications, this compact device delivers accurate, digital readings with minimal sample input.

This refractometer offers a user-friendly digital display, automatic temperature compensation (ATC), and fast results—making it the ideal choice for professionals seeking reliable measurements of urea concentration and solution quality.

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Key Features

3-in-1 Measurement
Simultaneously measures Urea %, Refractive Index, and Density—perfect for complete fluid quality assessment.

Digital Precision
Clear, backlit LCD screen provides fast and precise readings—no manual scale interpretation needed.

Automatic Temperature Compensation (ATC)
Corrects for temperature variations from 10°C to 40°C, ensuring measurement consistency in any environment.

Compact & Durable
Lightweight and rugged construction, ideal for field use in workshops, vehicle depots, or industrial sites.

Easy Calibration
One-point calibration with distilled water for reliable, repeatable performance.

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Technical Specifications (Model-dependent)

Urea Concentration Range: 0% – 51%

Refractive Index Range: Typically 1.3330 – 1.4200

Density Range: Displayed in g/cm³ (model specific)

Resolution: 0.1% Urea / 0.0001 RI

Accuracy: ±0.2% Urea / ±0.0003 RI

ATC Range: 10°C – 40°C

Sample Volume: ~2–3 drops

Display: Digital LCD

Power Source: Battery operated (commonly AAA or button-cell battery)

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Applications

Diesel Exhaust Fluid (DEF) Testing – Ensure optimal urea concentration for effective NOx emission reduction

Automotive & Fleet Maintenance – Monitor fluid quality in service bays, inspection stations, and logistics hubs

Industrial Fluids Monitoring – Quality control in chemical blending and formulation processes

Agriculture & Heavy Machinery – Check DEF systems in tractors, harvesters, and construction equipment

Research & Development – Use in fluid analysis labs for product testing and verification

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Why Choose the RHB Series Digital Urea Refractometer?

✅ 3-in-1 Readings: Urea, RI & Density
✅ Fast & Accurate Digital Measurements
✅ Ideal for DEF Testing & Fleet Maintenance
✅ Rugged, Portable, and Easy to Use
✅ Trusted in Automotive and Industrial Environments