Tirzepatide 99.3% Purity — NextGen PeptidesCertificate of Analysis · Independent third-party lab result

Name: Tirzepatide COA — NextGen Peptides (99.3% purity)
Creator: Freedom Diagnostics
License: https://titratelab.com/terms

Tested purity 99.3% High purity · 99.329%

Dose vs label +29.3% Over the labeled dose

Evidence Source archived

Test date: 2026-02-14
Testing lab: Freedom Diagnostics
Batch / lot: —
Quantity: 38.78 mg
Endotoxins: —
Assay method: HPLC + MS
Label dose: 30mg

Context

How this result compares

This Tirzepatide certificate's tested purity of 99.33% ranks higher than 8% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-02-14 by Freedom Diagnostics via HPLC + MS. This test is newer than 64% of our catalogued Tirzepatide certificates.

NextGen Peptides has 76 certificates in our corpus, including 13 for Tirzepatide at a median tested purity of 99.87%.

Manufacturer

NextGen Peptides

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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.

Tirzepatide 99.3% Purity — NextGen PeptidesCertificate of Analysis · Independent third-party lab result

How this result compares

Freedom Diagnostic

Saved source document

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