PrymaLab AnalyticalCertificate of Analysis · Lot release · tested in-housePrymaLab Analytical · Attn: Sample intake · 3705 Music Branch Rd · Ashland, KY 41102 · United States
Certificate number
PL-26-00174
Key
V4VWWJK4
Verify at prymalab.net/testing/verify/
Cortagen 20 mg Pen Lot PL-2610-052 · analysed October 5, 2026 · issued October 19, 2026
Purity · RP-HPLC99.58%Specification ≥ 99.0% • main peak at 10.76 min
Identity · Observed Mass430.38 DaTheoretical 430.40 Da • −0.02 Da (46 ppm)
ConclusionPASSMeets every specification for the tests performed
The certificate
Summary
| Compound | Cortagen Ala-Glu-Asp-Pro (AEDP); Khavinson cerebral-cortex peptide bioregulator |
|---|---|
| CAS number | 335591-03-2 |
| Molecular formula | C17H26N4O9 |
| Theoretical mass | 430.40 Da |
| Sequence / structure | AEDP |
| Storage | — |
| Label claim | 20 mg/mL |
| Lot number | PL-2610-052 |
| Certificate number | PL-26-00174 |
| Date of analysis | 2026-10-05 (retest 2028-10-02) |
| Purity (RP-HPLC) | 99.58% |
| Identity (LC-MS) | 430.38 Da |
| Endotoxin (LAL) | 0.473 EU/mg |
| Sterility | No growth |
| Conclusion | PASS |
| Tested by | PrymaLab Analytical (PrymaLab's own laboratory, Ashland, KY). In-house result, not an independent third-party test. |
Third-party testing guarantee. Have this product tested by any independent laboratory. If the result does not come back as the compound named on the label, at the purity and amount stated, we refund your order in full and reimburse the cost of the test. Email the lab report and your order number to michael@prymalab.net.
View the product Download the PDF Print-ready certificate Verify another certificate All PrymaLab lot certificates
