€125excl. VAT
In stock
Can't find what you're looking for?
Durable lid accessory for Mettler Toledo R4 refractometer, essential for sample protection and precise measurements.
The Mettler Toledo R4 Refractometer Lid serves as a critical accessory designed to cover the sample stage, ensuring protection from contamination and evaporation during refractive index measurements. Compatible with the R4 model refractometer, this lid facilitates accurate and reproducible readings by maintaining sample integrity. Widely used in molecular diagnostics, bioprocessing, and biotechnology laboratories, it supports sensitive applications requiring stable environmental conditions. Its robust construction aligns with the precision demands of biomedical engineering and synthetic biology research, making it essential for workflows involving optical analysis and sample handling in both academic and industrial settings.
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 22 October 2026
€125 sits in the middle range refractometers here. The middle half of the 41 with a price runs from €125 to €5,000.
2 other listings of this model are available.
