All Mesterolone Certificate of Analysis results(41 COAs)
TitrateLab · Certificate of Analysis

mesterolone — AZTECAGOLDCertificate of Analysis · Independent third-party lab result

Purity Not reported This certificate did not report an HPLC purity figure.
Dose vs label 34.26 mg · tested 34.26 mg
Evidence URL referenced
Test date
2021-08-28
Testing lab
Janoshik
Batch / lot
Quantity
34.26 mg
Endotoxins
Assay method
Qualitative and quantitative analysis
Context

How this result compares

We have catalogued 84 mesterolone certificates; across the 4 with a purity result the median tested purity is 98.00%.

Tested 2021-08-28 by Janoshik via Qualitative and quantitative analysis. This test is newer than 17% of our catalogued mesterolone certificates.

AZTECAGOLD has 33 certificates in our corpus, including 1 for mesterolone.

Manufacturer
AZTECAGOLD
View vendor profile
Source

Janoshik (public)

URL referenced

This entry references an upstream lab URL we crawled. We did not save the artifact, so we can't prove the report still loads as it did when we catalogued it.

Verify on the upstream lab
Method
Qualitative and quantitative analysis
Catalogued
2026-06-20
OCR text Raw extracted text

Extracted via OCR. Names, emails, phone numbers, and street addresses are auto-redacted before display.

{
  "peptide": "mesterolone",
  "dose": "",
  "purity_pct": null,
  "purity_label": "",
  "method": "Qualitative and quantitative analysis",
  "test_date": "2021-08-28",
  "client": "AZTECAGOLD",
  "notes": "",
  "label_qty": "",
  "tested_qty": "34.26 mg",
  "quantity_deviation_pct": null,
  "is_blend": false,
  "components_json": "",
  "ocr_confidence": 1.0
}
Related

Other mesterolone certificates

All mesterolone results & stats
This certificate is part of TitrateLab's community-trust corpus. See more from AZTECAGOLD or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →