Tirzepatide 99.9% Purity — Peptide LabworksCertificate of Analysis · Independent third-party lab result

Name: Tirzepatide COA — Peptide Labworks (99.9% purity)
Creator: Freedom Diagnostics
License: https://titratelab.com/terms

Tested purity 99.9% High purity · 99.87%

Dose vs label +8.8% Over the labeled dose

Evidence URL referenced

Test date: 2025-07-08
Testing lab: Freedom Diagnostics
Batch / lot: TR450625
Quantity: 48.94 mg
Endotoxins: —
Assay method: HPLC + MS
Label dose: 45mg

Context

How this result compares

This Tirzepatide certificate's tested purity of 99.87% ranks higher than 61% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-07-08 by Freedom Diagnostics via HPLC + MS. This test is newer than 19% of our catalogued Tirzepatide certificates.

Peptide Labworks has 1 certificate in our corpus, including 1 for Tirzepatide at a median tested purity of 99.87%.

Manufacturer

Peptide Labworks

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Source

freedom_diagnostic

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.

Method: HPLC + MS
Test type: freedom_composite
Dose: 45mg
Catalogued: 2026-07-04

Other Tirzepatide certificates

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