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Certificate of Analysis

PT-141 batch 5159981X

Tested by ILS Laboratories on Jun 8, 2026. Purity 99.98%. The original report is below.

COA-2026-1SWQKA · Lot 5159981X

Test results

AppearanceGood · Pass
IdentityConfirmed · HPLC · Pass
Purity99.98% · HPLC · Spec ≥ 95.0% · Pass
Net peptide content10.29 mg · HPLC · Report only
Endotoxins0.061 EU/mL · LAL · Spec ≤ 5 EU/mL · Pass
Fentanyl screenNot detected · Pass

Batch details

ProductPT-141
Batch / lot5159981X
Certificate numberCOA-2026-1SWQKA
LaboratoryILS Laboratories (ISO/IEC 17025 accredited)
TestedJun 8, 2026
Labeled amount10mg
MethodPurity & Quant (HPLC)
Lab verdictPASS

Original certificate

PT-141 batch 5159981X certificate of analysis from ILS Laboratories

Open the image for the full-size report. Match the lot number printed on your vial to 5159981X. Every other batch of PT-141 is listed on its product page.

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Other batches of PT-141

For laboratory and research use only. Certificates document the tested batch. They are not medical advice, dosing guidance, or a therapeutic claim.