TitrateLab · Certificate of Analysis

GHK-Cu 99.7% Purity — Research 1 PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.7% High purity · 99.69%
Dose vs label +16.2% Over the labeled dose
Evidence Source archived Blend
Test date
2026-04-21
Testing lab
Freedom Diagnostics
Batch / lot
Research 1 Peptides
Quantity
116.19 mg
label 100mg · tested 116.19 mg
Endotoxins
Assay method
HPLC + MS
Label dose
100mg
Context

How this result compares

This GHK-Cu certificate's tested purity of 99.69% ranks higher than 28% of the 2399 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-04-21 by Freedom Diagnostics via HPLC + MS. This test is newer than 66% of our catalogued GHK-Cu certificates.

Research 1 Peptides has 222 certificates in our corpus, including 7 for GHK-Cu at a median tested purity of 99.91%.

Manufacturer
Research 1 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
100mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:3488cff20e214c10… — immutable copy held by TitrateLab

Download the saved PDF (sha256 3488cff20e21…)
Related

Other GHK-Cu certificates

This certificate is part of TitrateLab's community-trust corpus. See more from Research 1 Peptides or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →