Retatrutide 99.5% Purity — Qing Li PeptideCertificate of Analysis · Independent third-party lab result
LabG tested this retatrutide batch (Sep, 4 2025) at 99.5% purity via HPLC and mass quantification. Quantity was slightly over label at 30.6mg (2% deviation). Endotoxin status is not available. The test is older (6-12 months). Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- older (6-12 months)
- Test date
- 2025-10-13
- Testing lab
- LabG
- Batch / lot
- Sep, 4 2025
- Quantity
- 30.6mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 9.0
- Label dose
- 30mg
How this result compares
This Retatrutide certificate's tested purity of 99.50% ranks higher than 15% of the 9823 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2025-10-13 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 20% 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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