All Letrozole Certificate of Analysis results— 22 COAs
TitrateLab · Certificate of Analysis

Letrozole — Matrix LaboratoriesCertificate of Analysis · Independent third-party lab result

Purity Not reported This certificate did not report an HPLC purity figure.
Dose vs label -5.6% Under the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik performed an AAS analysis for Letrozole, not a peptide, with a test date of 2025-04-01, which is stale (over a year old). The tested quantity was 1.18mg against a 1.25mg label, showing a -5.6% deviation. Purity and endotoxin status are unknown. 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
2025-04-01
Testing lab
Janoshik
Batch / lot
Quantity
1.18 mg
label 1.25mg · tested 1.18 mg
Endotoxins
Assay method
AAS
Label dose
1.25mg
Context

How this result compares

We have catalogued 33 Letrozole certificates; across the 2 with a purity result the median tested purity is 97.96%.

Tested 2025-04-01 by Janoshik via AAS. This test is newer than 92% of our catalogued Letrozole certificates.

Matrix Laboratories has 19 certificates in our corpus, including 1 for Letrozole.

Manufacturer
Matrix Laboratories
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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.

Verify on the upstream lab
Method
AAS
Dose
1.25mg
Catalogued
2026-04-22
Artifact hash
1da4d4f175e49095…
Related

Other Letrozole certificates

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