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-26-00232
Key
X4FJHBG4
Verify at prymalab.net/testing/verify/
L-Carnitine 500 mg Lot PL-2610-118 · analysed October 6, 2026 · issued October 20, 2026
Purity · RP-HPLC99.50%Specification ≥ 99.0% • main peak at 4.65 min
Identity · Observed Mass161.21 DaTheoretical 161.20 Da • +0.01 Da (62 ppm)
ConclusionPASSMeets every specification for the tests performed
The certificate
Summary
| Compound | L-Carnitine Levocarnitine (inner salt); small molecule, not a peptide |
|---|---|
| CAS number | 541-15-1 |
| Molecular formula | C7H15NO3 |
| Theoretical mass | 161.20 Da |
| Storage | 15–25 °C, tightly closed, dry |
| Label claim | 500 mg per vial |
| Lot number | PL-2610-118 |
| Certificate number | PL-26-00232 |
| Date of analysis | 2026-10-06 (retest 2028-10-05) |
| Purity (RP-HPLC) | 99.50% |
| Identity (LC-MS) | 161.21 Da |
| Water content (KF) | 0.97% |
| Endotoxin (LAL) | 0.055 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
