SigmaStacks
Priority Mail every orderSame Day ShippingFree Shipping Over $150Certificates published by lotSecure Checkout

Certificates are published per lot as assays complete. Email us with the lot number on your vial for any lot not yet posted.

Certificate of Analysis

Lots are assayed by HPLC-MS for identity and purity. Certificates are published here and on the product page as assays complete — a certificate belongs to a lot, not to a product, so a lot that has not been assayed yet does not carry one.

COA library

Search by the lot number printed on your vial, or by peptide name.


Peptide Lot Purity Lab Tested Certificate
Adamax MA5X521 99.91% Freedom Diagnostics May 19, 2026 PDF
BPC/TB-500 TP260714 99.63% Accumark Labs July 29, 2026 PDF
CJC/IPA No DAC TP260630 99.94% Accumark Labs July 29, 2026 PDF
GHK-Cu TP260715 99.988% Accumark Labs July 29, 2026 PDF
KLOW TP260715 99.89% Accumark Labs July 30, 2026 PDF
KPV MP5H511 99.23% Freedom Diagnostics May 23, 2026 PDF
NAD+ TP260628 99.977% Accumark Labs July 30, 2026 PDF
Selank TP260630 99.917% Accumark Labs July 29, 2026 PDF
Semax TP260715 99.816% Accumark Labs August 24, 2026 PDF
SS-RT 10mg TP260630 99.99% Accumark Labs July 29, 2026 PDF
SS-RT 20mg TP260620 99.99% Accumark Labs July 29, 2026 PDF

Can’t find your lot?

Email [email protected] with your lot number and we will send the matching certificate.

Our standards

  • HPLC-MS identity and purity assays
  • Certificates published per lot as they complete
  • Lyophilized powder, integrity-preserving shipping
  • cGMP-aligned manufacturing

For research use only. Not for human consumption. Not for diagnostic or therapeutic use.

Scroll to Top