Tirzepatide 99.8% Purity — Preferred RxxCertificate of Analysis · Independent third-party lab result

Name: Tirzepatide COA — Preferred Rxx (99.8% purity)
Creator: Freedom Diagnostics
License: https://titratelab.com/terms

Tested purity 99.8% High purity · 99.77%

Dose vs label +1.8% Essentially at label

Evidence Source archived

Test date: 2026-06-26
Testing lab: Freedom Diagnostics
Batch / lot: 26040801TIR
Quantity: 61.08 mg
Endotoxins: —
Assay method: HPLC + MS
Label dose: 60mg

Context

How this result compares

This Tirzepatide certificate's tested purity of 99.77% ranks higher than 36% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-06-26 by Freedom Diagnostics via HPLC + MS. This test is newer than 98% of our catalogued Tirzepatide certificates.

Preferred Rxx has 5 certificates in our corpus, including 3 for Tirzepatide at a median tested purity of 99.88%.

Manufacturer

Preferred Rxx

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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 99.8% Purity — Preferred RxxCertificate of Analysis · Independent third-party lab result

How this result compares

Freedom Diagnostic

Saved source document

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