Retatrutide 99.9% Purity — NexaphCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabE. The retatrutide batch (RET1211122025-20) showed 99.89% purity via HPLC. While the test is recent (under 3 months), the quantity tested was 12.1mg against a 12mg label, representing a -10.3% deviation. Endotoxin status is not applicable for this test. Customers can cross-check on the lab's public verification URL.
- quantity deviation (-10.3%)
- no endotoxin test
- Test date
- 2026-02-20
- Testing lab
- LabE
- Batch / lot
- RET[PHONE_REDACTED]-20
- Quantity
- 12.1mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 7.4
- Label dose
- 12mg
How this result compares
This Retatrutide certificate's tested purity of 99.89% ranks higher than 64% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-02-20 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 54% of our catalogued Retatrutide certificates.
Nexaph has 362 certificates in our corpus, including 116 for Retatrutide at a median tested purity of 99.80%.
Test report image
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