TitrateLab · Certificate of Analysis

PE-22-28 99.8% Purity — Legendary PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.823%
Dose vs label -9.3% Under the labeled dose
Evidence Source archived
Test date
2026-03-17
Testing lab
Freedom Diagnostics
Batch / lot
PE-22-28
Quantity
9.07 mg
label 10mg · tested 9.07 mg
Endotoxins
Assay method
HPLC + MS
Label dose
10mg
Context

How this result compares

This PE-22-28 certificate's tested purity of 99.82% ranks higher than 70% of the 41 PE-22-28 certificates with a purity result we have catalogued (median 99.67%).

Tested 2026-03-17 by Freedom Diagnostics via HPLC + MS. This test is newer than 71% of our catalogued PE-22-28 certificates.

Legendary Peptides has 136 certificates in our corpus, including 1 for PE-22-28 at a median tested purity of 99.82%.

Manufacturer
Legendary 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

sha256:4ddd4e2997356099… — immutable copy held by TitrateLab

Download the saved PDF (sha256 4ddd4e299735…)
Related

Other PE-22-28 certificates

All PE-22-28 results & stats
This certificate is part of TitrateLab's community-trust corpus. See more from Legendary Peptides or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →