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-26-00326
Key
MNQZ9FKW
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Thymosin Beta-4 Frag Ac-SDKP 500 mcg Capsules (60 ct) Lot PL-2610-214 · analysed October 8, 2026 · issued October 15, 2026
Purity · RP-HPLC99.65%Specification ≥ 99.0% • main peak at 6.28 min
Identity · Observed Mass487.48 DaTheoretical 487.51 Da • −0.03 Da (62 ppm)
ConclusionPASSMeets every specification for the tests performed
The certificate
Summary
| Compound | Ac-SDKP Goralatide; N-acetyl-Ser-Asp-Lys-Pro (thymosin beta-4 fragment 1-4) |
|---|---|
| CAS number | 127103-11-1 |
| Molecular formula | C20H33N5O9 |
| Theoretical mass | 487.51 Da |
| Sequence / structure | Ac-SDKP |
| Storage | — |
| Label claim | 500 mcg per capsule |
| Lot number | PL-2610-214 |
| Certificate number | PL-26-00326 |
| Date of analysis | 2026-10-08 (retest 2028-10-07) |
| Purity (RP-HPLC) | 99.65% |
| Identity (LC-MS) | 487.48 Da |
| Endotoxin (LAL) | — |
| 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.
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