L-Carnitine + L-Arginine + Methylcobalamin — Qingdao Sigma ChemicalCertificate of Analysis · Independent third-party lab result
Purity
Blend
Blend tests measure quantity per component, not overall purity — a purity assay for a multi-peptide sample needs separate chromatographic runs.
Dose vs label
—
No quantity measurement on this report.
Evidence
Artifact captured
Trust: low
Blend
AI summary
Third-party lab
[skipped: off-topic — no tracked compound detected in OCR/peptide field]
- Test date
- 2025-10-31
- Testing lab
- Janoshik
- Batch / lot
- —
- Quantity
- —
- Endotoxins
- —
- Assay method
- —
Context
How this result compares
This is one of 1 L-Carnitine + L-Arginine + Methylcobalamin certificate we have catalogued.
Tested 2025-10-31 by Janoshik.
Qingdao Sigma Chemical has 515 certificates in our corpus, including 1 for L-Carnitine + L-Arginine + Methylcobalamin.
Manufacturer
Qingdao Sigma Chemical
Certificate
Test report image
Certificate scan as published.
Source
Janoshik (public)
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.
Verify on the upstream lab
This certificate 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.
New to lab reports?
How to read a COA →