All GHK-Cu Certificate of Analysis results— 2462 COAs
TitrateLab · Certificate of Analysis

GHK-Cu 99.9% Purity — Qing Li PeptideCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.88%
Dose vs label -2.8% Essentially at label
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabE tested this GHK-Cu at 99.88% purity via HPLC and mass quantification. Quantity was 2.8% below the 50mg label. The test is older (6-12 months) and the endotoxin status is unknown. Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • older (6-12 months)
  • no batch ID
Test date
2025-07-10
Testing lab
LabE
Batch / lot
(no batch ID)
Quantity
48.6mg
label 50mg · tested 48.6mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
8.0
Label dose
50mg
Context

How this result compares

This GHK-Cu certificate's tested purity of 99.88% ranks higher than 64% of the 2433 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-07-10 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 6% of our catalogued GHK-Cu certificates.

Qing Li Peptide has 348 certificates in our corpus, including 35 for GHK-Cu at a median tested purity of 99.90%.

Manufacturer
Qing Li Peptide
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Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Finnrick

Artifact captured

We have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.

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Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
50mg
Container
No Label / Silver Crimp / Blue Cap
Catalogued
2026-04-16
Artifact hash
3dbad5b04b7cecd1…
Saved source

Saved source document

sha256:83a746f33a6e5be2… — immutable copy held by TitrateLab

Related

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