TitrateLab · Certificate of Analysis

TB-500 — Walker Chemicals (WKC)Certificate 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 Source unclear

This COA is derived from an unknown source, potentially a blend, and attributes testing to Janoshik. While the test date is recent (3-6 months), specific purity, test method, and endotoxin results are not available. The tested quantity is 10.37mg. Customers should treat this as one data point and seek additional COAs for confirmation.

Watch out for
  • unknown source
  • no purity data
  • no endotoxin test
Test date
2025-12-31
Testing lab
Janoshik
Batch / lot
Quantity
Endotoxins
Assay method
Label dose
80mg
Context

How this result compares

We have catalogued 1552 TB-500 certificates; across the 1352 with a purity result the median tested purity is 99.38%.

Tested 2025-12-31 by Janoshik. This test is newer than 39% of our catalogued TB-500 certificates.

Walker Chemicals (WKC) has 30 certificates in our corpus, including 3 for TB-500 at a median tested purity of 99.75%.

Manufacturer
Walker Chemicals (WKC)
View vendor profile
Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

janoshik_blend_derived

Artifact captured

We 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
Dose
80mg
Catalogued
2026-04-24
Artifact hash
8e9f1889a1416ccf…
Related

Other TB-500 certificates

This certificate is part of TitrateLab's community-trust corpus. See more from Walker Chemicals (WKC) or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →