NAD+ — Qingdao Sigma ChemicalCertificate of Analysis · Independent third-party lab result
This COA was tested by Janoshik, an independent third-party lab. The report, dated January 14, 2025 (stale, over a year old), indicates a quantity of 515.12mg for a 500mg label, a 3.02% deviation. Purity and endotoxin test results are not available. Customers can cross-check on the lab's public verification URL.
- no purity test
- no endotoxin test
- stale (1+ years old)
- Test date
- 2025-01-14
- Testing lab
- Janoshik
- Batch / lot
- red orange caps
- Quantity
- 517.76 mg; 515.12mg.
- Endotoxins
- —
- Assay method
- —
How this result compares
We have catalogued 1825 NAD+ certificates; across the 1467 with a purity result the median tested purity is 99.88%.
Tested 2025-01-14 by Janoshik. This test is newer than 2% of our catalogued NAD+ certificates.
Qingdao Sigma Chemical has 515 certificates in our corpus, including 8 for NAD+.
Test report image
Third-party community lab
Artifact capturedWe have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.