Retatrutide 99.9% Purity — Peptide PartnersCertificate of Analysis · Independent third-party lab result
LabE tested this retatrutide batch (RT202602) at 99.9% purity via HPLC and mass quantification. The tested quantity was 22.5mg against a 24mg label, a deviation of -6.3%. Endotoxin status is not applicable for this test. The test is recent (under 3 months old) and customers can cross-check on the lab's public verification URL.
- quantity deviation (-6.3%)
- no endotoxin test
- Test date
- 2026-04-23
- Testing lab
- LabE
- Batch / lot
- RT202602
- Quantity
- 22.5mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 9.6
- Label dose
- 24mg
How this result compares
This Retatrutide certificate's tested purity of 99.90% ranks higher than 70% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-04-23 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 69% of our catalogued Retatrutide certificates.
Peptide Partners has 77 certificates in our corpus, including 23 for Retatrutide at a median tested purity of 99.90%.
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
sha256:956c8245e0a85a45…
— immutable copy held by TitrateLab