Test results
| Appearance | Good · Pass |
|---|---|
| Identity | Confirmed · HPLC · Pass |
| Purity | 99.50% · HPLC · Spec ≥ 95.0% · Pass |
| Net peptide content | 53.48 mg · HPLC · Report only |
| Sterility | No Growth · PCR · Pass |
| Endotoxins | <0.05 EU/mL · LAL · Spec ≤ 5 EU/mL · Pass |
| Heavy metals | All Below Limits · ICP-MS · USP <233> · Pass |
| Fentanyl screen | Not detected · Pass |
Batch details
| Product | SS-31 |
|---|---|
| Batch / lot | SS502 |
| Certificate number | COA-2026-XKX334 |
| Laboratory | ILS Laboratories (ISO/IEC 17025 accredited) |
| Tested | Sep 4, 2026 |
| Labeled amount | 50 |
| 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 SS502. Every other batch of SS-31 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 SS-31
- Batch SSX01, tested Jul 26, 2026
- Batch 59981X, tested Jun 6, 2026
- Batch 4349A, tested Feb 8, 2026
- Batch #34400, tested Jan 30, 2026
- Batch #31904, tested Jan 30, 2026