All Tirzepatide Certificate of Analysis results— 7306 COAs
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Tirzepatide 99.9% Purity — Annessa SchjeldropCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.938%
Dose vs label +1.4% Essentially at label
Evidence Source archived
Test date
2025-12-12
Testing lab
Freedom Diagnostics
Batch / lot
Quantity
121.73 mg
label 120mg · tested 121.73 mg
Endotoxins
Assay method
HPLC + MS
Label dose
120mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.94% ranks higher than 87% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-12-12 by Freedom Diagnostics via HPLC + MS. This test is newer than 46% of our catalogued Tirzepatide certificates.

Annessa Schjeldrop has 3 certificates in our corpus, including 1 for Tirzepatide at a median tested purity of 99.94%.

Manufacturer
Annessa Schjeldrop
View vendor profile
Source

Freedom Diagnostic

Source archived

We archived this certificate's source document — an immutable, SHA-256-fingerprinted copy held by TitrateLab (see Saved source document below). It stays verifiable even if the upstream page disappears.

Method
HPLC + MS
Test type
freedom_composite
Dose
120mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:c25f2f4bee80b5e4… — immutable copy held by TitrateLab

Download the saved PDF (sha256 c25f2f4bee80…)
Related

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