TitrateLab · Certificate of Analysis

Tirzepatide 99.6% Purity — NexGen PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.6% High purity · 99.58%
Dose vs label +10.2% Over the labeled dose
Evidence Source archived Blend
Test date
2026-02-07
Testing lab
Freedom Diagnostics
Batch / lot
TR60-9886
Quantity
66.11 mg
label 60mg · tested 66.11 mg
Endotoxins
Assay method
HPLC + MS
Label dose
60mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.58% ranks higher than 17% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-02-07 by Freedom Diagnostics via HPLC + MS. This test is newer than 61% of our catalogued Tirzepatide certificates.

NexGen Peptides has 107 certificates in our corpus, including 20 for Tirzepatide at a median tested purity of 99.78%.

Manufacturer
NexGen 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
60mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:204bbb652a579b19… — immutable copy held by TitrateLab

Download the saved PDF (sha256 204bbb652a57…)
Related

Other Tirzepatide certificates

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