Test results
| Appearance | Good · Pass |
|---|---|
| Identity | Confirmed · HPLC · Pass |
| Purity | 99.73 / 99.65% · HPLC (2 samples) · Spec ≥ 95.0% · Pass |
| Net peptide content | 10.63 / 10.7mg · HPLC (2 samples) · Report only |
| Sterility | No growth · PCR · No growth · Pass |
| Endotoxins | 0.213 EU/mL · USP <85> · REPORT RESULT |
| Heavy metals | Not detected · ICP-MS · As, Cd, Cr, Hg, Pb · Pass |
| Fentanyl screen | Not detected · Pass |
Batch details
| Product | TB-500 (Thymosin Beta-4) |
|---|---|
| Batch / lot | 5513X |
| Certificate number | COA-2026-05SGPO |
| Laboratory | ILS Laboratories (ISO/IEC 17025 accredited) |
| Tested | Sep 24, 2026 |
| Labeled amount | 10mg |
| Method | 8X Testing |
| Lab verdict | PASS |
Original certificate
Open the image for the full-size report. Match the lot number printed on your vial to 5513X. Every other batch of TB-500 (Thymosin Beta-4) is listed on its product page.
New to certificates of analysis? What is a COA? explains the tests on this page and how labs check identity and purity.
Other batches of TB-500 (Thymosin Beta-4)
- Batch TB02, tested Aug 14, 2026
- Batch 5513X, tested Apr 15, 2026
- Batch 4349A, tested Dec 12, 2025