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

PuriLab Analytical

TB-500 10 mg

TB-2026-002Lot BM10YAnalyzed October 7, 2026
TB-500 10 mg vial as received

Timeline

Ordered
October 3, 2026
Received
October 5, 2026
Analyzed
October 7, 2026

Sample

Name
TB-500 10 mg
Expected
TB-500
Amount
1 vial, lyophilized powder

Testing

Client
Flatirons Research Co
Test type
Content & purity
Method
HPLC-UV
Content, how much is in it
11.05mg
Label claim: 10 mg
Purity, how clean it is
>99%
Peptide purity, HPLC-UV peak area

Chromatogram

HPLC-UV

mAU501001111.51212.51313.514Retention time (min), 10.9 to 14 min12.46
12.46 min, TB-500, >99%

Analyst Comments

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

Analyst Signature

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

Verification Code

TB-RSQV-YRPQ
Verify at purilab.org/verify/TB-RSQV-YRPQ

Scan to Verify

TB-RSQV-YRPQ

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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