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

Tirzepatide 99.9% Purity — Centre ResearchCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.89%
Dose vs label +39.2% Over the labeled dose
Evidence Source archived
Test date
2026-03-20
Testing lab
Freedom Diagnostics
Batch / lot
GLPT26-10-004
Quantity
13.92 mg
label 10mg · tested 13.92 mg
Endotoxins
Assay method
HPLC + MS
Label dose
10mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.89% ranks higher than 67% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-03-20 by Freedom Diagnostics via HPLC + MS. This test is newer than 73% of our catalogued Tirzepatide certificates.

Centre Research has 249 certificates in our corpus, including 26 for Tirzepatide at a median tested purity of 99.92%.

Manufacturer
Centre Research
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
10mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:6e426846999e7ff1… — immutable copy held by TitrateLab

Download the saved PDF (sha256 6e426846999e…)
Related

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