Retatrutide 99.2% Purity — Qing Li PeptideCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabE. The retatrutide was found to be 99.24% pure via HPLC. The tested quantity was 10.5mg against a 10mg label, a 5% deviation. Endotoxin status is not applicable for this test. The test is recent (3-6 months old) and customers can verify it on the lab's public URL.
- no endotoxin test
- no batch ID
- Test date
- 2026-01-07
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 10.5mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 6.5
- Label dose
- 10mg
How this result compares
This Retatrutide certificate's tested purity of 99.24% ranks higher than 7% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-01-07 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 38% 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
Artifact capturedWe have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.
Verify on the upstream labSaved source document
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