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Tubing & Components

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Tubing & Components for Scientific Instruments

Reliable Inert Tubing and Connections with MINSTAC®

The Lee Company offers a comprehensive range of miniature pre-assembled tubing, adapters, safety screens, and inert check valves that enable precise performance for high-tech scientific instruments applications. Our MINSTAC family provides a comprehensive portfolio of highly reliable components which make system design and manufacture a breeze. Using Lee components, manufacturers can achieve precise control over some of the most challenging fluids used in the industry, creating portable and miniature devices.

Tubed Fittings

Lee MINSTAC® miniature fittings and pre-assembled tubing offer the ability to precisely control flow rate, pressure, filtration, and other performance factors of aggressive fluids. Pre-assembled tubing makes system integration simple, and we offer a wide variety of standard lengths and flow capacities to make your system development quick and easy. Tubing sizes range from 1/16 of an inch (1.5 mm) to 5/32 of an inch (4 mm), and our fittings are built to industry-standard specifications. Inert materials improve compatibility with your fluids.


Lee MINSTAC® miniature components include PEEK safety screens, inert check valves, filters, adapters, and a variety of other products which make instrument integration quick and easy. Our adapters enable proprietary components to be integrated into most applications. Our unique threaded safety screens offer an all-PEEK flow path, low internal volume, and easy installation and service. Inert check valves with FFKM seals are compatible with the most reactive fluids, and serviceable inert filters allow for critical fluids to be easily introduced into sensitive systems.

Support & Resources

Support & Resources from a Team that Speaks Your Language

Partner with The Lee Company and get much more than just a supplier of top-quality fluid control products. Our reliable technical support team is available every step of the way to help you find solutions, maximize productivity, and drive efficiency across your operations. Check out these resources specific to scientific instruments applications to learn more.