TB-500 97.4% Purity — Qing Li PeptideCertificate of Analysis · Independent third-party lab result
LabE tested this TB-500 batch (Nov 12, 2025) at 97.41% purity via HPLC and mass quantification. Quantity was slightly over label at 10.2mg (2% deviation). The test is recent (3-6 months old), but the endotoxin status is unknown. Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- Test date
- 2026-01-15
- Testing lab
- LabE
- Batch / lot
- Nov 12, 2025
- Quantity
- 10.2mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 7.0
- Label dose
- 10mg
How this result compares
This TB-500 certificate's tested purity of 97.41% ranks higher than 5% of the 1248 TB-500 certificates with a purity result we have catalogued (median 99.39%).
Tested 2026-01-15 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 45% of our catalogued TB-500 certificates.
Qing Li Peptide has 348 certificates in our corpus, including 19 for TB-500 at a median tested purity of 95.70%.
Test report image
Finnrick
Artifact capturedWe have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.
Verify on the upstream labSaved source document
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