Jinan Elitepeptide Chemical JEC JCE: Lab Test Results
Independent Certificates of Analysis aggregated from public lab results. Not affiliated with or paid by Jinan Elitepeptide Chemical JEC JCE.
12
CoAs on file
99.82%
Avg reported purity
2
Compounds tested
Jul 20, 2026
Latest test
Results by compound
| Compound | CoAs | Avg purity | Latest |
|---|---|---|---|
| Tirzepatide | 7 | 99.84% | Jul 20, 2026 |
| Retatrutide | 5 | 99.78% | Jul 20, 2026 |
Recent CoAs
| Compound | Batch | Purity | Lab | Tested | |
|---|---|---|---|---|---|
| Tirzepatide | n/a | 99.9% | Lab E | Jul 20, 2026 | verify |
| Retatrutide | n/a | 99.9% | Lab E | Jul 20, 2026 | verify |
| Tirzepatide | n/a | 99.8% | Lab G | Mar 4, 2026 | verify |
| Retatrutide | n/a | 99.7% | Lab G | Mar 4, 2026 | verify |
| Tirzepatide | n/a | 99.8% | Lab G | Mar 4, 2026 | verify |
| Tirzepatide | n/a | 99.9% | Lab E | Mar 2, 2026 | verify |
| Retatrutide | n/a | 99.9% | Lab E | Feb 11, 2026 | verify |
| Retatrutide | n/a | 99.8% | Lab E | Jan 26, 2026 | verify |
| Tirzepatide | n/a | 99.9% | Lab G | Jan 22, 2026 | verify |
| Tirzepatide | n/a | 99.9% | Lab G | Jan 22, 2026 | verify |
| Retatrutide | n/a | 99.6% | Lab G | Dec 29, 2025 | verify |
| Tirzepatide | JCE-13/8/2025-T50 | 99.7% | Lab G | Oct 14, 2025 | verify |
Showing 12 most recent of 12. Search the full database on the CoA page.
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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.