Research Peptide Purity Standards FAQ

Questions worth asking any research supplier

Is purity measured by a third party on HPLC, and is there a stated floor? Is identity confirmed by mass spectrometry? Is endotoxin reported? Is the certificate lot-matched? What container and ship window are written down?

Biscayne Science answers

At least 99% HPLC purity.
Mass-spectrometry identity.
Endotoxin under 0.25 EU/mg by accredited LAL assay.
Each batch tested for sterility.
Lot-matched Certificate of Analysis on request.
Type I borosilicate glass. Lyophilized powder.
Ships within 7 business days of payment.
Free U.S. shipping on orders over $300.
Founded in Miami. United States shipping only.

Nothing on this list is a purity percentage for your individual lot. The homepage illustration is not your result. Ask for the certificate.

Request a lot-matched COA Browse the catalog Ask a verification question

Questions researchers ask

What HPLC floor does Biscayne Science state?

At least 99% by HPLC on every compound.

What endotoxin figure is stated?

Under 0.25 EU/mg by accredited LAL assay.

Is the certificate matched to my vial?

Yes. Request it with the lot on your label. See the lot-matched COA note.

How fast are orders shipped?

Within 7 business days of payment. Free U.S. shipping on orders over $300.

For laboratory research and in-vitro experimental use only. Not for human or veterinary use. Not intended to diagnose, treat, cure, or prevent any disease. Biscayne Science is a chemical research supplier, not a compounding pharmacy.

Purity standards, as this site states them