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

Tirzepatide 99.7% Purity — STYX PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.7% High purity · 99.723%
Dose vs label +17.6% Over the labeled dose
Evidence Source archived
Test date
2026-04-09
Testing lab
Freedom Diagnostics
Batch / lot
TZ-20-260406S
Quantity
23.53 mg
label 20mg · tested 23.53 mg
Endotoxins
Assay method
HPLC + MS
Label dose
20mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.72% ranks higher than 30% of the 7304 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-04-09 by Freedom Diagnostics via HPLC + MS. This test is newer than 75% of our catalogued Tirzepatide certificates.

STYX Peptides has 29 certificates in our corpus, including 2 for Tirzepatide at a median tested purity of 99.84%.

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

Saved source document

sha256:6c3a5123b3c7c8f6… — immutable copy held by TitrateLab

Download the saved PDF (sha256 6c3a5123b3c7…)
Related

Other Tirzepatide certificates

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