From€5,000excl. VAT
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Digital refractometer R4 Excellence by Mettler Toledo for precise Brix 1.32–1.70 range, vital in biotech and molecular diagnostics.
The Mettler Toledo R4 Excellence Refractometer is a high-precision digital benchtop instrument designed for accurate measurement of refractive indices within a Brix range of 1.32 to 1.70. This refractometer uses advanced optical technology to deliver reliable results critical in molecular diagnostics, bioprocessing, and biomedical research.
Key features and applications include:
This refractometer is a vital tool for scientists and laboratory professionals needing precise optical measurement, supporting critical workflows in biopharmaceutical production pipelines and cell imaging studies. Its integration into laboratory setups enhances analytical accuracy for liquid sample evaluation in both research and industrial environments.
Lab equipment markets are fragmented. Buyers spend weeks calling distributors, comparing quotes, and verifying supplier reliability. Sellers struggle to reach global research labs.
We built Questpair to fix this. Every supplier on the platform is verified before listing. Every quote you receive comes from a real, vetted seller. AI prepares your case in minutes, then a real specialist takes over.
We're an independent team based in The Netherlands, working with research labs and procurement teams across Europe and worldwide.
With a service contract, ten to fifteen years is normal for most benchtop instruments. Detectors and pumps are the parts that wear first.
Often, yes. Verified suppliers frequently work with service partners converting the instrument. If applicable, we can list servicing options alongside the offer.
Ask a scientist through the request button. Parts are often available even when the instrument itself is discontinued.
Two to six weeks, depending on refurbishment scope and whether calibration is included.
We ship to 38 countries. Crating and customs handling are quoted with the instrument.
Tell us what you need and a scientist finds it for you, usually within the hour.
Last updated 4 November 2026
€5,000 sits above most meters here. The middle half of the 227 with a price runs from €132 to €1,309.
