Retatrutide 99.8% Purity — Zlz PeptideCertificate of Analysis · Independent third-party lab result
LabG tested this retatrutide at 99.8% purity via HPLC and mass quantification. The tested quantity was 10.8mg against a 10mg label, a deviation of 8%. Endotoxin status is not applicable, and 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)
- no batch ID
- Test date
- 2025-10-24
- Testing lab
- LabG
- Batch / lot
- (no batch ID)
- Quantity
- 10.8mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 6.8
- 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 2025-10-24 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 22% of our catalogued Retatrutide certificates.
Zlz Peptide has 274 certificates in our corpus, including 100 for Retatrutide at a median tested purity of 99.84%.
Test report image
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