Retatrutide 99.9% Purity — Peptide PartnersCertificate of Analysis · Independent third-party lab result
LabE tested this retatrutide batch (RP260130) at 99.9% purity via HPLC. However, the tested quantity was significantly under-dosed at 23.6mg against a 30mg label (-21.3% deviation). Endotoxin status is not available, and the test is recent (under 3 months). Customers can cross-check on the lab's public verification URL.
- significant quantity deviation
- no endotoxin test
- Test date
- 2026-03-03
- Testing lab
- LabE
- Batch / lot
- RP260130
- Quantity
- 23.6mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 7.0
- Label dose
- 30mg
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 2026-03-03 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 57% 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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