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

Tirzepatide 100.0% Purity — Steel Bison LabsCertificate of Analysis · Independent third-party lab result

Tested purity 100.0% High purity · 99.96%
Dose vs label +8.0% Over the labeled dose
Evidence Source archived
Test date
2026-05-21
Testing lab
Freedom Diagnostics
Batch / lot
S030626151
Quantity
21.59 mg
label 20mg · tested 21.59 mg
Endotoxins
Assay method
HPLC + MS
Label dose
20mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.96% ranks higher than 96% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-05-21 by Freedom Diagnostics via HPLC + MS. This test is newer than 86% of our catalogued Tirzepatide certificates.

Steel Bison Labs has 19 certificates in our corpus, including 2 for Tirzepatide at a median tested purity of 99.41%.

Manufacturer
Steel Bison 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
20mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:2cd4af77dcff796c… — immutable copy held by TitrateLab

Download the saved PDF (sha256 2cd4af77dcff…)
Related

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