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PuriLab Analytical
COA/RT-2026-002Verified
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Certificate of Analysis

PuriLab Analytical

Retatrutide 10 mg

RT-2026-002Lot 0926RT10Analyzed September 29, 2026
Retatrutide 10 mg vial as received

Timeline

Ordered
September 23, 2026
Received
September 28, 2026
Analyzed
September 29, 2026

Sample

Name
Retatrutide 10 mg
Expected
Retatrutide
Amount
1 vial, lyophilized powder

Testing

Client
Lost Coast Aminos
Test type
Content & purity
Method
HPLC-UV
Content, how much is in it
10.85mg
Label claim: 10 mg
Purity, how clean it is
99.1%
by HPLC-UV peak area

Chromatogram

HPLC-UV

mAU501001416182022Retention time (min), 14 to 22 min18.50
18.50 min, Retatrutide, 99.1%

Analyst Comments

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

Analyst Signature

Max Barrett
Lab Director, PuriLab Analytical
Analysis date: September 29, 2026

Verification Code

RT-K7Q2-X9MD
Verify at purilab.org/verify/RT-K7Q2-X9MD

Scan to Verify

RT-K7Q2-X9MD

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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