COA
Certificate of Analysis
Every Source Peptide batch ships with an independent third-party COA confirming identity, purity, and mass.
HPLC Purity
Reverse-phase chromatography confirms purity above 99%.
Mass Spec
MS verifies molecular weight and peptide identity.
Independent Lab
Tested by a third-party ISO-accredited laboratory.
Batch Traceable
Each lot tied to a unique batch ID printed on the vial.
How verification works
Proof in every vial
We never self-certify. Every lot is shipped to an ISO-accredited partner laboratory where chromatographic and mass-spectral data are produced, signed, and returned as a public PDF.
- Match the batch ID printed on your vial to the table below.
- Download the signed PDF and verify peak data.
- Archive it alongside your protocol notes for reproducibility.
NEED HELP FINDING A COA?
Our support team can help locate the product. specific
testing documentation.
