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Compact ULVAC DTC-21 dry diaphragm vacuum pump with PTFE wetted parts, chemical resistant, 24 L/min flow, ideal for organic solvents.
The ULVAC DTC-21 is a dry diaphragm vacuum pump engineered with PTFE wetted parts for exceptional chemical resistance and corrosion durability. Its design is optimized for handling organic solvents and corrosive gases, making it highly suitable for applications in chemical laboratories, biotechnology workflows, and molecular diagnostics requiring reliable vacuum generation with resistant materials.
Key technical features include:
This unit's compact size, combined with its chemical resistance and dry operation, makes it ideal for live-cell imaging setups, fluorescence analysis instruments, and other biotechnological instruments where contamination-free vacuum is critical.
Note: This listing is for a used pump sold as-is, with no guarantee of original new condition or functional performance. It remains a valuable asset for labs requiring economical, durable vacuum solutions suitable for a wide range of biomedical and chemical research applications.
Lab equipment markets are fragmented. Buyers spend weeks calling distributors, comparing quotes, and verifying supplier reliability. Sellers struggle to reach global research labs.
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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 6 November 2026
1 other listing of this model is available.