§ CERTIFICATE OF ANALYSIS · THIRD-PARTY HPLC · NOV-2025● VERIFIED SUBMISSION · PUBLIC RECORD
◆ Batch ID · GHKCu/2025-11-20✓ Verified · Pass
GHK-Cu × Research Peptides Europe - Lab Test, November 2025
Tested · submitted by @Frank 👑 Legend
HPLC Purity
99.50%
✓ Excellent
Test results
7 data points
Purity
99.50%
Endotoxins
Detected but < 0.01 EU/mg
Stated qty
50 mg
Tested qty
54.4 mg
Qty match
109% of labeled · +9%
Batch ID
GHKCu/2025-11-20
Tested by
liquilabsView profile →
◆ Quantity verification
50 mg→54.4 mg+9%
About this test
This independent HPLC lab test confirms GHK-Cu 50mg from Research Peptides Europe at 99.5% purity. The analysis was conducted by Liquilabs on November 28, 2025.
GHK-Cu is a copper peptide complex researched for skin regeneration, collagen synthesis, and wound healing properties. A purity level of 99.5% indicates minimal contamination and high-grade synthesis.
Endotoxin testing shows detection but < 0.01 EU/mg, confirming acceptable bacterial contamination levels. The full certificate of analysis is available for download on this page.
Certificate of analysis
Original document
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