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

Tirzepatide 100.0% Purity — Centre ResearchCertificate of Analysis · Independent third-party lab result

Tested purity 100.0% High purity · 99.978%
Dose vs label -1.1% Essentially at label
Evidence Source archived
Test date
2025-11-27
Testing lab
Freedom Diagnostics
Batch / lot
TIRZ25-30-003
Quantity
29.67 mg
label 30mg · tested 29.67 mg
Endotoxins
Assay method
HPLC + MS
Label dose
30mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.98% ranks higher than 98% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-11-27 by Freedom Diagnostics via HPLC + MS. This test is newer than 43% 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
30mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:6f75232c919485ba… — immutable copy held by TitrateLab

Download the saved PDF (sha256 6f75232c9194…)
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 →