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PuriLab Analytical
COA/RT-2026-013Verified
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Certificate of Analysis

PuriLab Analytical

Retatrutide 20 mg

RT-2026-013Lot EXO-RT20-003Analyzed October 14, 2026
Retatrutide 20 mg vial as received

Timeline

Ordered
October 11, 2026
Received
October 14, 2026
Analyzed
October 14, 2026

Sample

Name
Retatrutide 20 mg
Expected
Retatrutide
Amount
1 vial, lyophilized powder

Testing

Client
EXO Aminos
Test type
Content & purity
Method
HPLC-UV
Content, how much is in it
25.53mg
Label claim: 20 mg
Purity, how clean it is
>99%
by HPLC-UV peak area

Chromatogram

HPLC-UV

mAU501001501416182022Retention time (min), 14 to 22 min18.39
18.39 min, Retatrutide, >99%

Analyst Comments

White lyophilized powder, blue-cap vial, received sealed.

Analyst Signature

Max Barrett
Lab Director, PuriLab Analytical
Analysis date: October 14, 2026

Verification Code

RT-SU7G-6TSX
Verify at purilab.org/verify/RT-SU7G-6TSX

Scan to Verify

RT-SU7G-6TSX

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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