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Welcome to ZeptoMetrix

Results you can trust

The most trusted global brand for innovative quality controls, assay development services, certified reference materials, and proficiency testing.

Analytical

For analytical needs, we offer a range of products, including certified reference materials, reagents and microbiology products.

Diagnostic

Our diagnostic products help you to help others. We have a wide range of diagnostic products including quality controls, immunoassay solutions, microorganisms and many more.

Featured Products

What Customers Are Saying

★★★★★

The Campbell Company

PT Food Microbiology: "The proficiency testing provided by NSI is a great tool to gauge the laboratory performance and accuracy. The samples provided by NSI are easy to use for technicians of all experience levels. We will continue to use NSI for all PT needs!"

- Adam Powell, Senior Corporate Microbiology Laboratories Manager

★★★★★

Cincinnati Children's Hospital Medical Center

NATtrol™ Respiratory: "We have used this product as a control for respiratory specimen testing for several years. It is easy to use and serves as both an assay control and to ensure that our instruments are performing equivalently and for all targets."

Anonymous

★★★★★

Homestead Hospital Bapstist Health South Florida

NATtrol™ Respiratory: "Excellent products. Reliable company. This is the first company we go to when in need to buy quality control for our lab assays."

Anonymous

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