Working with PFAS standards you can trust is crucial to success. Discover reliable standards today.

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Accelerate Innovation with Custom Reference Materials

Inorganic and organic custom standards made to your exact specifications.

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Explore PFAS Certified Reference Materials

We are pleased to add Chiron PFAS products to our reference materials portfolio - various singles available.

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Proficiency Testing and PT Express™

Spex® now offers Proficiency Testing and PT Express products for a variety of testing schemes for both quantitative and qualitative test performance.

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The Broadest Selection of Cannabis CRMs & PT

Check out our High Abundance Terpene Mix - our unique terpene mix takes into consideration the natural differences in concentration in a terpene profile.

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Products

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It’s not only what we do, it’s how we do it.

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Our History

Manufacturing Certified Reference Materials since 1954

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Certifications

Most comprehensive scope of accreditations and certifications in the industry

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Chat With an Expert

Dedicated technical support to answer your CRM and lab questions

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Documentation

Get Your SDS and SPEXertificate

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Tools, Tips and Tricks

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News & Events

Want to know what Spex® Certiprep is up to?

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