Retatrutide 99.5% Purity — Qing Li PeptideCertificate of Analysis · Independent third-party lab result
LabG tested this retatrutide batch (Nov2,2025) at 99.5% purity via HPLC and mass quantification. Quantity matched the label within 1%, but endotoxin status is not applicable. The test is recent (3-6 months old). Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- Test date
- 2026-01-01
- Testing lab
- LabG
- Batch / lot
- Nov2,2025
- Quantity
- 9.9mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 9.0
- Label dose
- 10mg
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 2026-01-01 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 37% of our catalogued Retatrutide certificates.
Qing Li Peptide has 348 certificates in our corpus, including 119 for Retatrutide at a median tested purity of 99.80%.
Test report image
Finnrick
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