TB-500 99.9% Purity — Reta PeptideCertificate of Analysis · Independent third-party lab result
LabE tested this TB-500 batch (NOV 8, 2025) at 99.9% purity via HPLC and mass quantification. The tested quantity was 9.21mg against a 10mg label, representing a 7.9% deviation. Endotoxin status is not applicable, and the test is recent (3-6 months old). Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- quantity deviation (7.9%)
- Test date
- 2026-01-29
- Testing lab
- LabE
- Batch / lot
- NOV 8, 2025
- Quantity
- 9.21mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 9.0
- Label dose
- 10mg
How this result compares
This TB-500 certificate's tested purity of 99.90% ranks higher than 96% of the 1248 TB-500 certificates with a purity result we have catalogued (median 99.39%).
Tested 2026-01-29 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 50% of our catalogued TB-500 certificates.
Reta Peptide has 249 certificates in our corpus, including 14 for TB-500 at a median tested purity of 98.13%.
Test report image
Finnrick
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