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

Tirzepatide 99.7% Purity — Zen AminosCertificate of Analysis · Independent third-party lab result

Tested purity 99.7% High purity · 99.74%
Dose vs label -4.5% Essentially at label
Evidence Source archived
Test date
2026-04-18
Testing lab
Freedom Diagnostics
Batch / lot
ZAP-2T306
Quantity
28.64 mg
label 30mg · tested 28.64 mg
Endotoxins
Assay method
HPLC + MS
Label dose
30mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.74% ranks higher than 32% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-04-18 by Freedom Diagnostics via HPLC + MS. This test is newer than 77% of our catalogued Tirzepatide certificates.

Zen Aminos has 127 certificates in our corpus, including 25 for Tirzepatide at a median tested purity of 99.84%.

Manufacturer
Zen Aminos
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

sha256:9e04fb65604b524d… — immutable copy held by TitrateLab

Download the saved PDF (sha256 9e04fb65604b…)
Related

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