TitrateLab · Certificate of Analysis
Tested vendor:DutchLabs

Testosterone esters (blend) — DutchLabsCertificate 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: medium Blend
AI summary Third-party lab

Janoshik tested this Testosterone esters blend, showing a total concentration of 265.49 mg/ml against a 250mg/ml label, a deviation of +6.2%. The test, conducted via HPLC, is stale (over a year old). Purity and endotoxin results are not available in this report. Customers can cross-check on the lab's public verification URL.

Watch out for
  • stale (1+ years old)
  • no purity test
  • no endotoxin test
Test date
2024-11-11
Testing lab
Janoshik
Batch / lot
—
Quantity
—
Endotoxins
—
Assay method
—
Context

How this result compares

This is one of 1 Testosterone esters (blend) certificate we have catalogued.

Tested 2024-11-11 by Janoshik.

DutchLabs has 20 certificates in our corpus, including 1 for Testosterone esters (blend).

Manufacturer
DutchLabs
View vendor profile
Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Janoshik (public)

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.

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Catalogued
2026-04-22
Artifact hash
36b3b6ea4f9d41cb…
This certificate is part of TitrateLab's community-trust corpus. See more from DutchLabs or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →