With over a century of expertise and innovation, Bellingham & Stanley, a Xylem brand, is globally recognized for its high-quality digital refractometers, polarimeters, and density meters. Now supported locally by Labotec, with their pioneering optical technology, these instruments cater to the rigorous demands of industries such as food and beverage, chemical, petrochemical, and pharmaceutical. Their refractometers and Digital Density Meters (DSG Series) are known for their versatility and user-friendly interfaces. They offer touchscreen and keypad models for various applications, including laboratory research and field measurements, and comply with FDA 21 CFR Part 11 for data protection.
Refractometer Series
Bellingham & Stanley offers one of the most extensive selections of digital refractometers available today. From high-end digital touchscreen refractometers designed for laboratory use to handheld models for field measurements, these instruments cater to a wide range of needs. Each refractometer features flat, easy-clean prism dishes and ergonomic casings to manage spills efficiently. USB connectivity and user-friendly software are standard across the range, providing ease of use and peace of mind with accurate, repeatable results.
Touchscreen Refractometers:
RFM300-T Series
The RFM300-T Series is tailored for demanding applications in the food, beverage, chemical, and industrial sectors. These units are designed to handle non-homogenous samples such as fruit juice with pulp, opaque chemical compounds, and emulsions. Key features include:
- Three decimal place Brix precision digital refractometer with peltier temperature control
- Touchscreen interface
- Easy clean prism
- High accuracy (±0.01°Brix)
- Smart temperature stability
- Secure PDF printing
- Dual scale display
RFM900-T Series
The RFM900-T Series offers high precision with Peltier temperature control and a wide measuring range up to 1.70 RI. These refractometers are ideal for applications in the chemical, petrochemical, pharmaceutical, flavors, and fragrance industries. Key features include:
- Six decimal place Refractive Index precision digital refractometer
- Wide RI range up to 1.70
- Highest precision (±0.000005 RI)
- Conformance to ASTM standards
- Material traceability certificate available
- USP Class VI / FDA materials
- MEAN Method (USP/EP/BP)
Keypad Refractometers
RFM300-M Series
The RFM300-M Series features a durable membrane made from chemical and scratch-resistant polyester, offering a tactile interface for menu navigation. Key features include:
- High-precision Peltier temperature-controlled benchtop refractometers
- Durable display with RFID technology
- On-screen prompts for simple operation
- User-defined methods or selection from an on-board library
RFM700-M Series
The RFM700-M Series is robust, cost-effective, and fully automatic, suited for the food, sugar, and beverage industries, as well as other non-food applications. Key features include:
- Alphanumeric keypad
- Classic red or modern color display
- Multiple scale options
- Comprehensive audit trail (date, time, batch & operator)
Digital Density Meters: DSG Series
The DSG Series density meters are highly reliable and easy to use, featuring two unique models for flexibility. They are equipped with a large capacitive touchscreen and intuitive GUI, guiding users through tasks with ease. Notable features include:
- Peltier Temperature Control and precision ventilation ports for rapid temperature stabilization
- No need for external devices for venting after cleaning, thanks to an internal air pump and integrated desiccant
- 15-second read time
- FDA 21 CFR Part 11 compliance with onboard data protection and full audit trails
- Touchscreen operation with optional keyboard and mouse support
Applications of DSG Density Meters
- Pharmaceutical: Density measurement in pharmaceuticals is crucial for batch testing, production control, and raw material analysis, with DSG Density Meters meeting strict standards in over 100 pharmacopeia monographs.
- Alcohol (Beer, Wine, Cider & Spirits): Producers use density meters to monitor quality and calculate alcohol percentage accurately. DSG Density Meters provide detailed information from a single sample, essential for quality control and regulatory compliance.
- Industrial: The closed-loop nature of DSG Density Meters prevents evaporation, ensuring accurate measurements of volatile organic compounds. They are ideal for biodiesel, petroleum products, and harsh chemicals, with automatic post-measurement cleaning for safety.
- Food & Beverage: Density measurement is vital for quality control in the food and beverage industry, from raw materials to final product checks. DSG Density Meters assess sugar content and other key parameters, ensuring product quality and consistency.
