Retatrutide 99.9% Purity — Rayshine Peptide BiochemicalsCertificate of Analysis · Independent third-party lab result
LabE tested this retatrutide batch (July 15,2025) at 99.92% purity via HPLC and mass quantification. The tested quantity was 19.6mg against a 20mg label, a -2.0% deviation. Endotoxin status is unknown. This 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
- 2025-10-05
- Testing lab
- LabE
- Batch / lot
- July 15,2025
- Quantity
- 19.6mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 10.0
- Label dose
- 20mg
How this result compares
This Retatrutide certificate's tested purity of 99.92% ranks higher than 80% of the 9823 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2025-10-05 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 18% of our catalogued Retatrutide certificates.
Rayshine Peptide Biochemicals has 26 certificates in our corpus, including 10 for Retatrutide at a median tested purity of 99.71%.
Test report image
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