Retatrutide 99.4% Purity — Rayshine Peptide BiochemicalsCertificate of Analysis · Independent third-party lab result
LabA tested this retatrutide at 99.41% purity via HPLC and mass quantification. The tested quantity was 21.85mg against a 20mg label, a deviation of 9.3%. Endotoxin status is unknown. The test is older (6-12 months), but customers can cross-check on the lab's public verification URL.
- no endotoxin test
- older (6-12 months)
- no batch ID
- Test date
- 2025-08-12
- Testing lab
- LabA
- Batch / lot
- (no batch ID)
- Quantity
- 21.85mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 5.5
- Label dose
- 20mg
How this result compares
This Retatrutide certificate's tested purity of 99.41% ranks higher than 11% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2025-08-12 by LabA via HPLC + mass quantification + endotoxins. This test is newer than 11% 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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