Retatrutide 99.7% Purity — Peptide PartnersCertificate of Analysis · Independent third-party lab result
LabE tested this retatrutide batch (RP202511) at 99.73% purity via HPLC, with mass quantification. The tested quantity was 23.1mg against a 24mg label, a deviation of -3.8%. Endotoxin status is not applicable for this test. The test is recent (3-6 months old) and customers can cross-check on the lab's public verification URL.
- no endotoxin test
- Test date
- 2026-01-29
- Testing lab
- LabE
- Batch / lot
- RP202511
- Quantity
- 23.1mg
- 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 99.73% ranks higher than 33% of the 9823 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-01-29 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 45% 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
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