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PuriLab Analytical
COA/TZ-2026-005Verified
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Certificate of Analysis

PuriLab Analytical

Trizepatide 10 mg

TZ-2026-005Lot NOT PROVIDEDAnalyzed October 17, 2026
Trizepatide 10 mg vial as received

Timeline

Ordered
October 14, 2026
Received
October 17, 2026
Analyzed
October 17, 2026

Sample

Name
Trizepatide 10 mg
Expected
Tirzepatide
Amount
1 vial, lyophilized powder

Testing

Client
Anonymous
Test type
Content & purity
Method
HPLC-UV
Content, how much is in it
13.55mg
Label claim: 10 mg
Purity, how clean it is
>99%
by HPLC-UV peak area

Chromatogram

HPLC-UV

mAU5010015016182022Retention time (min), 15 to 23 min19.41
19.41 min, Tirzepatide, >99%

Analyst Comments

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

Analyst Signature

Max Barrett
Lab Director, PuriLab Analytical
Analysis date: October 17, 2026

Verification Code

TZ-FRC8-6BWN
Verify at purilab.org/verify/TZ-FRC8-6BWN

Scan to Verify

TZ-FRC8-6BWN

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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