TitrateLab · Certificate of Analysis

PE-22-28 99.7% Purity — PeptidePlugs.comCertificate of Analysis · Independent third-party lab result

Tested purity 99.7% High purity · 99.72%
Dose vs label -3.6% Essentially at label
Evidence Source archived
Test date
2026-06-15
Testing lab
Freedom Diagnostics
Batch / lot
129-01-SM
Quantity
9.64 mg
label 10mg · tested 9.64 mg
Endotoxins
Assay method
HPLC + MS
Label dose
10mg
Context

How this result compares

This PE-22-28 certificate's tested purity of 99.72% ranks higher than 52% of the 41 PE-22-28 certificates with a purity result we have catalogued (median 99.67%).

Tested 2026-06-15 by Freedom Diagnostics via HPLC + MS. This test is newer than 90% of our catalogued PE-22-28 certificates.

PeptidePlugs.com has 49 certificates in our corpus, including 1 for PE-22-28 at a median tested purity of 99.72%.

Manufacturer
PeptidePlugs.com
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:c361b7f6bec792c2… — immutable copy held by TitrateLab

Download the saved PDF (sha256 c361b7f6bec7…)
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 PeptidePlugs.com or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →