VialVerdict

Best for

Best for documentation

Suppliers that publish HPLC chromatograms, mass-spec data, and per-lot COAs without you having to ask.

Editor's Pick

ReVia

Reference-grade research peptides with full per-lot Certificates of Analysis.

9.1
/ 10
  • · Per-lot COAs published on the site without email request
  • · HPLC chromatograms attached to every COA, not just purity numbers
  • · Mass-spec identity confirmation per lot

Other category rankings