TitrateLab · Certificate of Analysis
Tested vendor:Full Circle Peptides All GKU-Cu results & stats

GKU-Cu 99.4% Purity — Full Circle PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.4% High purity · 99.36%
Dose vs label 50mg Label 50mg
Evidence Source archived
Test date
2025-05-02
Testing lab
Freedom Diagnostics
Batch / lot
—
Quantity
50mg
label 50mg
Endotoxins
—
Assay method
HPLC + MS
Label dose
50mg
Context

How this result compares

We have catalogued 1 GKU-Cu certificate; across the 1 with a purity result the median tested purity is 99.36%.

Tested 2025-05-02 by Freedom Diagnostics via HPLC + MS.

Full Circle Peptides has 6 certificates in our corpus, including 1 for GKU-Cu at a median tested purity of 99.36%.

Manufacturer
Full Circle 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
50mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:d4ca3c810c109990… — immutable copy held by TitrateLab

Download the saved PDF (sha256 d4ca3c810c10…)

Download saved source

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