Guides for the lab

Practical notes on handling, testing, storage, and research-use compliance — written for professional researchers. Educational only; not usage guidance.

• Handling

  Cold-Chain Handling for Research Peptides

  What cold-chain handling means for research peptides, when it matters for lyophilized vs. reconstituted material, and how to inspect and document a shipment on arrival.

  6 min read
• Guides

  How to Evaluate a Research-Peptide Supplier

  A practical checklist for vetting research-peptide suppliers: what COAs, testing, and fulfillment practices to look for, and the red flags to avoid.

  7 min read
• Testing

  HPLC-UV Purity Testing, Explained

  How reverse-phase HPLC-UV measures peptide purity, what a chromatogram shows, why mass spec confirms identity, and how to read a certificate of analysis.

  7 min read
• Glossary

  A Glossary of Peptide Research Terms

  Plain-language definitions of common peptide research terms — lyophilization, reconstitution, HPLC, COA, purity, and more — for lab professionals.

  7 min read
• Testing

  How to Read a Certificate of Analysis (COA)

  A plain-language guide to reading a peptide certificate of analysis: HPLC purity, mass-spec identity, lot traceability, and red flags to watch for.

  7 min read
• Handling

  How to Reconstitute Lyophilized Research Peptides

  A laboratory handling guide to reconstituting lyophilized research peptides: solvent selection, aseptic technique, aliquoting, and traceability.

  7 min read
• Storage

  Storing Research Peptides: Temperature, Light, and Shelf Life

  How lyophilized and reconstituted research peptides respond to temperature, light, and freeze-thaw cycles, and what that means for lab storage practice.

  7 min read
• Compliance

  What "Research Use Only" Actually Means

  A plain explanation of the Research Use Only (RUO) designation, why it excludes human and veterinary use, and what it requires of the buyer.

  6 min read