Retatrutide 99.8% Purity — Qing Li PeptideCertificate of Analysis · Independent third-party lab result
LabG tested this retatrutide batch (RT10/2025-10-15-D) at 99.8% purity via HPLC. The tested quantity of 15.7mg significantly exceeded the 10mg label, representing a 49.7% deviation. 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.
- quantity deviation (49.7%)
- no endotoxin test
- Test date
- 2026-01-22
- Testing lab
- LabG
- Batch / lot
- RT10/2025-10-15-D
- Quantity
- 15.7mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 5.9
- Label dose
- 10mg
How this result compares
This Retatrutide certificate's tested purity of 99.80% ranks higher than 43% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-01-22 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 42% 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
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