NAD+ · Qingdao Sigma Chemical

AI summary Trust: medium Third-party lab

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.

Watch out for

no purity test
no endotoxin test
stale (1+ years old)

Test date

2025-01-14

Purity

—

Batch / lot

red orange caps

Lab

Janoshik

Quantity

label 500mg tested 517.76 mg; 515.12mg.

Qty vs label

—

Endotoxins

—

Test score

—

Manufacturer

Qingdao Sigma Chemical

View vendor dossier

Certificate

Test report image

Certificate scan as published.

Source

Third-party community lab

✓ Artifact captured

We have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact below.

Catalogued: 2026-04-24
Artifact hash: bd77d25d2de94202…

This COA is part of TitrateLab's community-trust corpus. See more from Qingdao Sigma Chemical or learn how trust scores are computed on the methodology page.