QUALITY RADICAL TRANSPARENCY We publish what most suppliers hide. Every lot is independently characterized before release. Purity, identity,and endotoxin data ship with each order. HPLC Purity High-performance liquidchromatography confirms ≥ 99% purity per lot. Mass Spec Mass spectrometry verifies molecular identity and weight. Endotoxin Screened to research-grade endotoxinthresholds. 3rd-Party Lab Independent laboratories, not in-house. No exceptions. CERTIFICATE OF ANALYSIS A document for every lot. Each COA is lot-matched and downloadable from youraccount. Nothing is generic — the data corresponds to theexact vials you receive. BROWSE CERTIFICATES OSMORA OSM-009 CERTIFICATE OF ANALYSIS LOT 24118 Compound GHK-Cu Purity (HPLC) 99.4% Identity (MS) Confirmed Endotoxin < limit Released Jul 2026 FOR LABORATORY RESEARCH USE ONLY. NOT FOR HUMAN OR VETERINARY USE. ≥ 99% VERIFIED PURITY 100% LOTS WITH A COA 0 IN-HOUSE-ONLY TESTS