Retatrutide 99.8% Purity — Hk PeptidesCertificate of Analysis · Independent third-party lab result
LabE tested this retatrutide batch (RT20 dec 2 2025) at 99.76% purity via HPLC and mass quantification. The tested quantity was 21.3mg, a 6.5% deviation 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.
- no endotoxin test
- quantity deviation (6.5%)
- Test date
- 2026-02-22
- Testing lab
- LabE
- Batch / lot
- RT20 dec 2 2025
- Quantity
- 21.3mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 9.2
- Label dose
- 20mg
How this result compares
This Retatrutide certificate's tested purity of 99.76% ranks higher than 36% of the 9822 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-02-22 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 55% 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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