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Siemens LaboStar 7TWF-UV Ultrapure Water Purification System

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Brands
Siemens
New/Used
Used
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  • Warranty available. Buy without worry
  • Support from a scientist

Product description

Siemens LaboStar 7TWF-UV ultrapure water system with UV treatment, ideal for molecular diagnostics and bioprocessing

The Siemens LaboStar 7TWF-UV is a laboratory ultrapure water purification system featuring integrated ultraviolet (UV) treatment technology. Designed to deliver high-quality ultrapure water essential for advanced molecular diagnostics, synthetic biology, and biopharmaceutical research, this system supports critical workflows such as gene editing and bioprocessing. Key technical aspects include:

  • Ultrapure water production with UV sterilization to minimize organic contaminants and endotoxins
  • Suitable for applications requiring high resistivity and low total organic carbon (TOC) levels
  • Ideal for cell imaging, clinical diagnostics, and biomanufacturing research environments
  • Robust engineering designed for consistent laboratory performance

As a used unit, the system is sold as-is and may not meet all original new product specifications, requiring verification prior to purchase. This ultrapure water system is widely adopted in synthetic biology and molecular biology workflows where water purity critically impacts experimental outcomes.

Why Questpair exists

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.

Frequently asked questions

How long does laboratory equipment typically last?

With a service contract, ten to fifteen years is normal for most benchtop instruments. Detectors and pumps are the parts that wear first.

Can I get service for older equipment?

Yes. Every verified supplier states which service partners cover the instrument, and we list that alongside the offer.

Where can I buy parts?

Ask a scientist through the request button. Parts are often available even when the instrument itself is discontinued.

What is the typical lead time for refurbished equipment?

Two to six weeks, depending on refurbishment scope and whether calibration is included.

Does laboratory equipment ship internationally?

We ship to 38 countries. Crating and customs handling are quoted with the instrument.

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Last updated 19 October 2026