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

Tirzepatide 99.8% Purity — Peptira LLCCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.818%
Dose vs label +13.9% Over the labeled dose
Evidence Source archived
Test date
2025-09-12
Testing lab
Freedom Diagnostics
Batch / lot
TIRZ20-003
Quantity
22.78 mg
label 20mg · tested 22.78 mg
Endotoxins
Assay method
HPLC + MS
Label dose
20mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.82% ranks higher than 48% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-09-12 by Freedom Diagnostics via HPLC + MS. This test is newer than 28% of our catalogued Tirzepatide certificates.

Peptira LLC has 236 certificates in our corpus, including 10 for Tirzepatide at a median tested purity of 99.88%.

Manufacturer
Peptira 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
20mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:c8aac1be37e07142… — immutable copy held by TitrateLab

Download the saved PDF (sha256 c8aac1be37e0…)
Related

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