TB-500 95.6% Purity — Qing Li PeptideCertificate of Analysis · Independent third-party lab result
LabE tested this TB-500 batch (Dec 2, 2025) at 95.6% purity via HPLC. Quantity was slightly under label at 9.7mg (3% deviation), and the test is recent (under 3 months). The endotoxin status is unknown, which is a concern for injectables. Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- Test date
- 2026-03-03
- Testing lab
- LabE
- Batch / lot
- Dec 2, 2025
- Quantity
- 9.7mg
- 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 95.60% ranks higher than 4% of the 1248 TB-500 certificates with a purity result we have catalogued (median 99.39%).
Tested 2026-03-03 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 63% 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
sha256:457014b04c37ab97…
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