TB-500 99.4% Purity — Peptide PartnersCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabA. The TB-500 batch (TB202601) showed 99.41% purity via HPLC. The tested quantity was 10.64mg against a 10mg label, a deviation of 6.4%. Endotoxins were reported as low. The test is recent, conducted 3-6 months ago, and customers can verify it on the lab's public URL.
- quantity deviation (6.4%)
- Test date
- 2026-01-30
- Testing lab
- LabA
- Batch / lot
- TB202601
- Quantity
- 10.64mg
- Endotoxins
- low
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 8.3
- Label dose
- 10mg
How this result compares
This TB-500 certificate's tested purity of 99.41% ranks higher than 52% of the 1248 TB-500 certificates with a purity result we have catalogued (median 99.39%).
Tested 2026-01-30 by LabA via HPLC + mass quantification + endotoxins. This test is newer than 50% of our catalogued TB-500 certificates.
Peptide Partners has 77 certificates in our corpus, including 11 for TB-500 at a median tested purity of 99.20%.
Test report image
Finnrick
Artifact capturedWe have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.
Verify on the upstream labSaved source document
sha256:9d30b330768f07ff…
— immutable copy held by TitrateLab