Retatrutide 99.5% Purity — Hk PeptidesCertificate of Analysis · Independent third-party lab result
LabE tested this retatrutide at 99.5% purity via HPLC and mass quantification. The tested quantity was 24.3mg, a significant deviation of +21.5% from the 20mg label. Endotoxin status is not applicable, and the test is recent (under 3 months). Customers can cross-check on the lab's public verification URL.
- quantity deviation (+21.5%)
- no endotoxin test
- no batch ID
- Test date
- 2026-03-03
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 24.3mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 4.0
- Label dose
- 20mg
How this result compares
This Retatrutide certificate's tested purity of 99.50% ranks higher than 15% 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.
Hk Peptides has 487 certificates in our corpus, including 140 for Retatrutide at a median tested purity of 99.88%.
Test report image
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