Retatrutide 99.7% Purity — Hk PeptidesCertificate of Analysis · Independent third-party lab result
LabE tested this retatrutide at 99.68% purity via HPLC and mass quantification. The tested quantity was 4.76mg against a 5mg label, a deviation of -4.8%. Endotoxin status is not applicable, and the test is recent (3-6 months old). Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- no batch ID
- Test date
- 2026-01-29
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 4.76mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 7.5
- Label dose
- 5mg
How this result compares
This Retatrutide certificate's tested purity of 99.68% ranks higher than 26% of the 9821 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.
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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