This independent HPLC lab test confirms PE-22-28 10mg from Peptira at 99.47% purity. The analysis was conducted by Freedom Diagnostics on February 9, 2026.
PE-22-28 is presented as a white lyophilized powder in blue cap vials. A purity level of 99.47% indicates minimal contamination and high-grade synthesis. Endotoxin testing confirms <0.85 EU/mL across both replicates, meeting quality standards.
The full certificate of analysis (COA #2602060161) is available for download on this page.

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