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COA — Retatrutide 5 mg

Results as reported for lot DOVN-2601-0001, issued to Reset Peptides. Verify it at /verify with search code DVN26010001.

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Certificate of Analysis

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Client:Reset Peptides
Accession #:26010001
Search Code:DVN26010001
Received:01/05/2026
Reported:01/07/2026
Lot:DOVN-2601-0001

Sample Summary

Product:Retatrutide - 5 mg
Purity:99.79%
Identity:Confirmed
Net Content:6.93 mg
Molecular Formula:C221H342N46O68
Molecular Weight:4731.42 g/mol
Appearance:White Lyophilized Powder

Analytical Results

TestResult
Identity (LC-MS)Retatrutide
Purity (RP-HPLC-UV, area %)99.79%
Net Content6.93 mg

Method: purity by reversed-phase HPLC with UV detection, reported as peak area percent; identity by liquid chromatography–mass spectrometry (LC-MS) on the same sample. Full chromatographic conditions are held on file and issued on request against this search code.

Chromatogram

a.u.RP-HPLC-UV025050075010000.02.55.07.510.012.515.0minRetatrutide · 13.084

Mass Confirmation

LC-MS (ESI+)100012001400160018002000220024002600m/z[M+4H]4⁺1183.862[M+3H]3⁺1578.147[M+2H]2⁺2366.717
Charge statem/z (observed)
[M+4H]4⁺1183.862
[M+3H]3⁺1578.147
[M+2H]2⁺2366.717

Charge states are assigned by matching each observed m/z against the declared molecular weight; every peak in this acquisition matches within 0.06 u.

Signature of Frederick Johnson

Frederick Johnson

Head of analytical chemistry

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DVN26010001

doverinlabs.com

[email protected]

Cambridge, United Kingdom