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Miniature valves, pumps, nozzles and integrated fluidic manifolds
The Lee Company has been solving complex fluid control problems in all kinds of industries for over 60 years. Our extensive family of precision fluid control products offers unsurpassed reliability in just about every configuration you could imagine.
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The AFS® Essential range of clinical water purification systems
EMD Millipore’s AFS® Essential range includes seven new models that provide pure water flow rates from 8 to 24 liters per hour. All systems are designed to produce clinical laboratory reagent water that complies with the CLSI® guidelines.
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Contact Information
Brian Shah
Director of Technology and Sales
800-368-0822
847-680-8922
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27845 Irma Lee Cir
Unit 101
Lake Forest, IL 60045
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Spherotech was established in 1992 to manufacture and supply uniform microparticles for biomedical and diagnostic applications. Our headquarters are 25 miles north of Chicago in Lake Forest, IL.

As a global supplier of microparticle solutions, our experienced scientists manufacture high quality latex, fluorescent, paramagnetic, ferromagnetic and colored dyed microparticles. Our microsphere portfolio offers you:
Particle size dispersion specific to your requirements.
Functionalized surface chemistry
Coated microbeads with antibodies, proteins, or ligands
Cross-linked particles for greater organic solvent stability
Flow cytometry grade microbeads for alignment, calibration, compensation, counting and sorting
Microparticles manufactured by Spherotech are utilized for:
Fluorescence immunoassay
Enzyme immunoassay (EIA)
Fluorescence microscopy
Confocal fluorescence microscopy
Flow cytometry/ image cytometry
Magnetic cell separation
Magnetic particles EIA
Microfluidics
Other research and industrial applications.

Spherotech specializes in microparticle research and development. We constantly introduce new products and improve the existing portfolio. Our loyal customers value Spherotech s agile manufacturing capabilities, custom OEM particle solutions, and value-add supply options. Our manufacturing facilities can accommodate multi-liter lot sizes of our entire microsphere offering.

While we publish an overview of our products, it is by no means comprehensive. If the particle you require is not listed, we urge you to contact our team to check our complete inventory.

World class quality and technical support are standard practice. As an ISO 9001:2008 registered company, we consistently meet or exceed customer expectations. Spherotech s scientists look forward to meeting your application specific requirements in microparticle technology.