Verification

Certificate of analysis library

Every batch we release is tested by an independent ISO/IEC 17025 laboratory. Search by batch number, lot or product to pull the exact certificate that shipped with your vial.

Certificates

99.07%

Average purity

Products covered

Independent labs

Product	Batch	Lot	Tested	Laboratory	Purity	Identity
Epitalon · 10 mg	PQX26071049	L26191-007	Jul 10, 2026	Freedom Diagnostics	99.54%	Confirmed	Open →
Epitalon · 10 mg	PQX26061056	L26168-008	Jun 17, 2026	Janoshik Analytical	98.92%	Confirmed	Open →

How to read a COA. Purity is measured by HPLC-UV against the total peak area; identity is confirmed by LC-MS against the expected monoisotopic mass; net content verifies the fill weight in the vial. If a batch does not meet spec, it is not released.