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PuriLab Analytical
COA/RT-2026-095Verified
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Certificate of Analysis

PuriLab Analytical

Retatrutide 60 mg

RT-2026-095Lot NOT PROVIDEDAnalyzed November 7, 2026

Timeline

Ordered
November 4, 2026
Received
November 6, 2026
Analyzed
November 7, 2026

Sample

Name
Retatrutide 60 mg
Expected
Retatrutide
Amount
1 vial, lyophilized powder

Testing

Client
Anthony
Test type
Content & purity
Method
HPLC-UV
Content, how much is in it
Not detected
Label claim: 60 mg
Identity, what it is
Not detected
No retatrutide detected

Chromatogram

HPLC-UV

mAU010020048121620Retention time (min), 2 to 23 min3.72
3.72 min, Unidentified component
Retatrutide reference, same method

Analyst Comments

White lyophilized powder, black-cap vial, received sealed. Retatrutide was not found in the sample (detection limit about 0.2 mg per vial). The dashed trace is a retatrutide reference run on the same method, marking where retatrutide elutes. The only significant peak is an early eluting unidentified UV-absorbing component.

Analyst Signature

Max Barrett
Lab Director, PuriLab Analytical
Analysis date: November 7, 2026

Verification Code

RT-J06W-ENC2
Verify at purilab.org/verify/RT-J06W-ENC2

Scan to Verify

RT-J06W-ENC2

Results apply solely to the sample as received and are not representative of any larger lot, batch, or production run. Findings are limited to the analytes stated above. PuriLab Analytical is an independent testing laboratory, is not CLIA certified or ISO 17025 accredited, does not sell or distribute any substance, and makes no representation as to the safety, legality, or fitness of any material for any use.

PuriLab Analyticaladmin@purilab.org
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