Shanghai Wibson Biotechnology WBS -- Lab Test Results
Independent Certificates of Analysis aggregated from public lab results. Not affiliated with or paid by Shanghai Wibson Biotechnology WBS.
23
CoAs on file
99.82%
Avg reported purity
2
Compounds tested
Jun 16, 2026
Latest test
Results by compound
| Compound | CoAs | Avg purity | Latest |
|---|---|---|---|
| Retatrutide | 13 | 99.82% | Jun 16, 2026 |
| Tirzepatide | 10 | 99.83% | Jun 11, 2026 |
Recent CoAs
| Compound | Batch | Purity | Lab | Tested | |
|---|---|---|---|---|---|
| Retatrutide | 510004 | 99.9% | Lab G | Jun 16, 2026 | verify |
| Tirzepatide | -- | 99.9% | Lab E | Jun 11, 2026 | verify |
| Retatrutide | 25038 | 99.9% | Lab E | Jun 4, 2026 | verify |
| Retatrutide | 510002 | 99.9% | Lab E | Jun 1, 2026 | verify |
| Retatrutide | 510004 | 99.8% | Lab G | May 31, 2026 | verify |
| Tirzepatide | -- | 99.9% | Lab E | May 18, 2026 | verify |
| Retatrutide | 510006 | 99.8% | Lab G | May 17, 2026 | verify |
| Tirzepatide | -- | -- | Lab G | May 10, 2026 | verify |
| Tirzepatide | -- | 99.9% | Lab G | May 7, 2026 | verify |
| Retatrutide | -- | 99.9% | Lab E | Apr 27, 2026 | verify |
| Retatrutide | -- | 99.9% | Lab E | Apr 27, 2026 | verify |
| Retatrutide | 510002 | 99.9% | Lab E | Apr 22, 2026 | verify |
| Retatrutide | -- | 99.3% | Lab E | Mar 5, 2026 | verify |
| Tirzepatide | -- | 99.9% | Lab E | Mar 5, 2026 | verify |
| Retatrutide | -- | 99.9% | Lab E | Mar 1, 2026 | verify |
| Retatrutide | 510002 | 99.7% | Lab G | Feb 19, 2026 | verify |
| Retatrutide | -- | 99.8% | Lab G | Jan 21, 2026 | verify |
| Tirzepatide | -- | 99.82% | Lab E | Jan 18, 2026 | verify |
| Retatrutide | -- | 99.95% | Lab E | Jan 18, 2026 | verify |
| Tirzepatide | -- | 99.95% | Lab E | Aug 27, 2025 | verify |
| Tirzepatide | -- | 99.89% | Lab F | Aug 5, 2025 | verify |
| Tirzepatide | -- | 99.98% | Lab A | Jul 7, 2025 | verify |
| Tirzepatide | -- | 99.22% | Lab E | Jun 8, 2025 | verify |
Showing 23 most recent of 23. Search the full database on the CoA page.
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<a href="https://ascendpeptide.org/coa/vendor/shanghai-wibson-biotechnology-wbs/" rel="noopener"> <img src="https://ascendpeptide.org/coa/badge/shanghai-wibson-biotechnology-wbs.svg" alt="Shanghai Wibson Biotechnology WBS: lab tested, 23 CoAs on file at ASCEND Peptide" width="230" height="54"> </a>
Data comes from publicly posted third-party lab certificates (Janoshik, MZ Biolabs, and others) and community submissions. Purity figures are as reported by the testing lab for the specific batch tested; they are not a guarantee of any other batch. For research and informational purposes only.