Description
Product Overview
The GOYOJO Digital Brix Refractometer (Model GT128) is a precision instrument designed for measuring sugar content across various industries. This compact device delivers laboratory-grade accuracy with ±0.5 Brix precision and features automatic temperature compensation (ATC) to maintain consistent readings regardless of environmental conditions. Powered by 2 AAA batteries (included), it measures just 7.05 x 5.43 x 1.93 inches and weighs only 13.76 ounces, making it exceptionally portable. The refractometer requires only 0.2 ml (3-5 drops) of sample liquid and provides results within 3 seconds, featuring an auto shut-off function for extended battery life.

Usage
This digital refractometer serves professionals in agriculture, food processing, beverage production, and laboratory settings. Farmers use it to determine fruit ripeness and harvest timing by measuring sugar levels in crops. Food manufacturers rely on it for quality control in jams, syrups, and processed foods, while beverage producers ensure consistent sweetness in juices, wines, and soft drinks. Laboratory technicians appreciate its rapid testing capabilities for research and development purposes. The device’s portability makes it ideal for field measurements, production line quality checks, and educational demonstrations where quick, reliable sugar content analysis is required.
Why Choose Us
GOYOJO refractometers stand out through their combination of precision engineering and practical design. The automatic temperature compensation system eliminates the need for manual adjustments, ensuring accurate readings across different working environments. Built with durability in mind, the device withstands regular use in various conditions while maintaining calibration accuracy. The intuitive digital display provides clear readings without interpretation errors common in analog models. As evidenced by its #24 ranking in Lab Refractometers and 4.3-star customer rating from 57 reviews, this instrument delivers consistent performance that professionals trust for critical measurements.
Key Features
- Rapid 3-second measurement with ±0.5 Brix accuracy for efficient workflow
- Automatic Temperature Compensation (ATC) ensures consistent results in varying conditions
- Minimal sample requirement of just 0.2 ml conserves testing materials
- Compact, lightweight design with auto shut-off for portable field use
- Clear digital display with easy calibration for straightforward operation
FAQ
What types of samples can this refractometer measure?
This digital Brix refractometer accurately measures sugar content in various liquid samples including fruit juices, wine, honey, maple syrup, and agricultural products. It’s suitable for both clear and slightly cloudy liquids within its measurement range.
How does automatic temperature compensation work?
The built-in ATC system automatically adjusts readings based on ambient temperature, eliminating measurement errors caused by temperature variations. This feature ensures consistent accuracy without requiring manual temperature corrections.
What is the battery life and replacement procedure?
The included 2 AAA batteries typically last through hundreds of measurements thanks to the auto shut-off feature. Replacement involves simply opening the battery compartment and inserting new batteries, with no tools required.
How do I calibrate the refractometer?
Calibration is performed using distilled water. The device includes simple calibration procedures outlined in the user manual, requiring just a few drops of reference liquid to ensure ongoing accuracy.
Is this suitable for professional laboratory use?
Yes, with its ±0.5 Brix accuracy and consistent performance, this refractometer meets the requirements for many professional applications including quality control, research, and production monitoring across food and agricultural industries.




Gain Express Clinical Refractometer 3-in-1 Testing ATC
Reviews
There are no reviews yet.