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

Tirzepatide 99.8% Purity — American Quality PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.822%
Dose vs label +14.2% Over the labeled dose
Evidence Source archived
Test date
2026-03-31
Testing lab
Freedom Diagnostics
Batch / lot
Quantity
22.83 mg
label 20mg · tested 22.83 mg
Endotoxins
Assay method
HPLC + MS
Label dose
20mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.82% ranks higher than 50% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-03-31 by Freedom Diagnostics via HPLC + MS. This test is newer than 74% of our catalogued Tirzepatide certificates.

American Quality Peptides has 67 certificates in our corpus, including 2 for Tirzepatide at a median tested purity of 99.82%.

Manufacturer
American Quality Peptides
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
20mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:7b2c299d1c8ca28b… — immutable copy held by TitrateLab

Download the saved PDF (sha256 7b2c299d1c8c…)
Related

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