All Tirzepatide Certificate of Analysis results— 7306 COAs
TitrateLab · Certificate of Analysis

Tirzepatide 99.9% Purity — Jett LabsCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.939%
Dose vs label +10.4% Over the labeled dose
Evidence Source archived
Test date
2025-12-08
Testing lab
Freedom Diagnostics
Batch / lot
tz40-1225-blue
Quantity
44.16 mg
label 40mg · tested 44.16 mg
Endotoxins
Assay method
HPLC + MS
Label dose
40mg
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 2025-12-08 by Freedom Diagnostics via HPLC + MS. This test is newer than 45% of our catalogued Tirzepatide certificates.

Jett Labs has 95 certificates in our corpus, including 10 for Tirzepatide at a median tested purity of 99.88%.

Manufacturer
Jett Labs
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
40mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:177dcfa682962b96… — immutable copy held by TitrateLab

Download the saved PDF (sha256 177dcfa68296…)
Related

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