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Water Purification

We have a long history of producing quality pure water systems, but don't take our word for it!

Download one of our technical application notes

NEW! Explore our Waterbook.

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Barnstead™ TII

The Thermo Scientific Barnstead TII offers the most intelligent and flexible tap-fed water purification system available for producing reagent grade water that exceeds ASTM Type II and NCCLS/CAP Type I standards.

High-Purity Water Purification Systems

Thermo Scientific Barnstead Water Purification Systems provide scientists with high-purity water for analytical, bioresearch and life science applications. We are water experts, manufacturing water purification products for deionization, distillation, filtration and reverse osmosis.

NEW! Thermo Scientific Waterbook

Our new Waterbook showcases our complete water purification portfolio and provides educational resources including:

  • Introduction to lab water impurities and purification
  • How to build your application-based water system
  • Going Green -- Smart water system designs
  • Support and maintenance for your water system
The Thermo Scientific Barnstead Nanopure is an innovative and compact Type I water purification system delivering unmatched value with a comprehensive feature set including volumetric or timed dispensing, NIST Traceable calibration and TOC monitoring.

Barnstead™ RO

The Barnstead RO is a flexible reverse osmosis system combining water purification innovations, simple operation and a compact design.
Using our unique H2O Select analysis program, choosing the right water purification system is made simple. Our water experts will recommend the appropriate equipment and consumables based on your feed water quality, lab applications, daily water demand and budget. Register for your free, no obligation test kit today!