Retatrutide 99.3% Purity — Qing Li PeptideCertificate of Analysis · Independent third-party lab result
LabE tested this retatrutide batch (sep,4.2025) at 99.26% purity via HPLC. The tested quantity was significantly higher than the label at 14.6mg vs 10mg, a 46% deviation. Endotoxin status is not available, and the test is older (6-12 months). Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- stale (6-12 months)
- quantity deviation (46%)
- Test date
- 2025-10-17
- Testing lab
- LabE
- Batch / lot
- sep,4.2025
- Quantity
- 14.6mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 5.2
- Label dose
- 10mg
How this result compares
This Retatrutide certificate's tested purity of 99.26% ranks higher than 7% of the 9822 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2025-10-17 by LabE 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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