Retatrutide 99.7% Purity — Qing Li PeptideCertificate of Analysis · Independent third-party lab result
LabG tested this retatrutide batch (Dec 2, 2025) at 99.7% purity via HPLC. The tested quantity was 9.5mg against a 10mg label, a 5% deviation. Endotoxin status is not available. The test is recent (3-6 months old). Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- quantity deviation (5%)
- Test date
- 2026-01-26
- Testing lab
- LabG
- Batch / lot
- Dec 2, 2025
- Quantity
- 9.5mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 9.5
- Label dose
- 10mg
How this result compares
This Retatrutide certificate's tested purity of 99.70% ranks higher than 29% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-01-26 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 44% 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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