A veteran procurement specialist explains what a 99% purity claim on a research peptide actually verifies, from HPLC integration and mass spectrometry to net peptide content, impurity classes, and how to read a Certificate of Analysis before buying.
A veteran lab procurement specialist lays out the seven-point framework for judging any research-peptide vendor in 2026 — COA transparency, RUO discipline, verified purity, fulfillment, communication, and pricing — then applies it openly to rank Royal Peptide Labs.
A research-operations audit framework for how to choose a research peptide supplier — covering COA verification, HPLC/MS testing, RUO compliance, red flags, and a step-by-step due-diligence checklist.
