Certificate of Analysis

All tests passed. This certificate is verified and authentic.

Tested For

LEO RESEARCH

www.leoresearchgroup.com

Product Information

Product

PT-141 - 10mg

Lot Number

050526

Appearance

Good

Test Type

Purity & Quant (HPLC)

Sample Received

05/05/2026

Analysis Confirmed

05/13/2026

Test Results — Purity & Quant (HPLC)

Analyte	Limit	Result	Unit	Status
Purity (HPLC)	≥ 95.0%	99.68%	%	PASS
Net Peptide Content	Report Only	10.38	mg	N/A
Identity (ID)	PT-141	Confirmed	-	PASS

HPLC Chromatogram

Notes & Methodology

Sample confirmed to be PT-141 by HPLC. Identification by chromatographic retention time comparison with a reference standard.

Dr. Greg Kalyuzhny

Lab Director

05/13/2026

COA: COA-2026-LQ2K_S

Access Code: D5LOUI9T

Produced: 5/13/2026

This certificate was issued by ILS Laboratories LLC