Retatrutide 99.9% Purity — Huayi BiotechnologyCertificate of Analysis · Independent third-party lab result
LabE tested this retatrutide at 99.9% purity using HPLC and mass quantification. The tested quantity was 18.1mg against a 20mg label, representing a 9.5% deviation. Endotoxin status is not applicable for this test. The test is recent (under 3 months old) and customers can cross-check on the lab's public verification URL.
- no endotoxin test
- quantity deviation (9.5%)
- no batch ID
- Test date
- 2026-04-28
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 18.1mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 6.6
- Label dose
- 20mg
How this result compares
This Retatrutide certificate's tested purity of 99.90% ranks higher than 70% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-04-28 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 70% of our catalogued Retatrutide certificates.
Huayi Biotechnology has 42 certificates in our corpus, including 21 for Retatrutide at a median tested purity of 99.90%.
Test report image
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