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

Tirzepatide 99.5% Purity — Progression PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.5% High purity · 99.46%
Dose vs label -3.5% Essentially at label
Evidence Source archived
Test date
2026-06-24
Testing lab
Freedom Diagnostics
Batch / lot
02062
Quantity
9.65 mg
label 10mg · tested 9.65 mg
Endotoxins
Assay method
HPLC + MS
Label dose
10mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.46% ranks higher than 12% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-06-24 by Freedom Diagnostics via HPLC + MS. This test is newer than 97% of our catalogued Tirzepatide certificates.

Progression Peptides has 10 certificates in our corpus, including 3 for Tirzepatide at a median tested purity of 99.60%.

Manufacturer
Progression 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
10mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:7a2fb2452d4c63f9… — immutable copy held by TitrateLab

Download the saved PDF (sha256 7a2fb2452d4c…)
Related

Other Tirzepatide certificates

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