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

Tirzepatide 99.7% Purity — NRG Biolabs, LLCCertificate of Analysis · Independent third-party lab result

Tested purity 99.7% High purity · 99.70%
Dose vs label +8.7% Over the labeled dose
Evidence Source archived
Test date
2026-05-25
Testing lab
Freedom Diagnostics
Batch / lot
TZ100426K
Quantity
10.87 mg
label 10mg · tested 10.87 mg
Endotoxins
Assay method
HPLC + MS
Label dose
10mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.70% ranks higher than 26% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-05-25 by Freedom Diagnostics via HPLC + MS. This test is newer than 87% of our catalogued Tirzepatide certificates.

NRG Biolabs, LLC has 25 certificates in our corpus, including 2 for Tirzepatide at a median tested purity of 99.75%.

Manufacturer
NRG Biolabs, LLC
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

sha256:6fab6fc0df435b7c… — immutable copy held by TitrateLab

Download the saved PDF (sha256 6fab6fc0df43…)
Related

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