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January 19, 2026

Certificate of Analysis (COA) document used for research peptide testing

What Is a Certificate of Analysis (COA)? Definition & Purpose

Leave a Comment / Product Science, Research Education /

A Certificate of Analysis (COA) is a document used across many industries to verify that a specific batch of a material has been tested and evaluated. In research settings, COAs help provide transparency into what was tested, how it was tested, and what the results showed. If you’re new to COAs, this guide explains what […]

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Laboratory research materials and documentation indicating Research Use Only classification

What Does “Research Use Only” Mean?

Leave a Comment / Research Education /

If you’ve spent any time browsing research peptides, you’ve likely seen the phrase “For Research Use Only” (often abbreviated as RUO). It’s everywhere — and it’s also one of the most misunderstood labels in the research supply space. The Research Use Only designation exists to create a clear legal and regulatory boundary between experimental research materials and

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