Guides & Research
Research peptide guides & reference articles
Technical guides on reading a COA, evaluating vendors, understanding purity data, and the science of lyophilized peptide stability.
Guide
How to Read a Peptide Certificate of Analysis (COA)
A field guide to reading HPLC chromatograms, mass-spec verification, and endotoxin data on a research peptide COA — and the red flags most buyers miss.
Jul 6, 2026 · RUO Peptides Research Team
Guide
Understanding HPLC Purity: What ≥99% Actually Means
A concise, technical explainer of high-performance liquid chromatography purity data for research peptides.
Jul 6, 2026 · RUO Peptides Research Team
Guide
Lyophilized Peptide Stability: A Laboratory Handling Primer
Why lyophilized peptides remain stable for years and how reconstitution changes the shelf-life equation.
Jul 6, 2026 · RUO Peptides Research Team
Policy
What "Research Use Only" Actually Means
A plain-language explanation of the RUO designation and why it matters for buyers of research-grade peptides.
Jul 6, 2026 · RUO Peptides Research Team
Comparison
Evaluating a Research Peptide Vendor: A Checklist
The seven questions that separate a serious research peptide supplier from a repackager.
Jul 6, 2026 · RUO Peptides Research Team