§ CERTIFICATE OF ANALYSIS · THIRD-PARTY HPLC · FEB-2026● VERIFIED SUBMISSION · PUBLIC RECORD

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◆ Batch ID · AHK1022022026-02✓ Verified · Pass

GHK-Cu × NEXAPH - Lab Test, February 2026

Tested Friday, February 27, 2026 · submitted by @Frank 👑 Legend

HPLC Purity

99.19%

✓ Excellent

PeptideGHK-Cu

Brandnexaph

LabJanoshik Labs

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Test results

6 data points

Purity

99.19%

Endotoxins

Not tested

Stated qty

1 mg

Tested qty

0.84 mg

Qty match

84% of labeled · -16%

Batch ID

AHK1022022026-02

Tested by

Janoshik LabsView profile →

◆ Quantity verification

1 mg→0.84 mg-16%

About this test

This independent HPLC lab test confirms GHK-Cu 0.84mg from NEXAPH at 99.186% purity. The analysis was conducted by Janoshik Labs on February 27, 2026.

GHK-Cu is a copper peptide complex researched for its role in skin regeneration, collagen synthesis, and tissue repair. A purity level of 99.186% indicates minimal contamination and high-grade synthesis.

The full certificate of analysis is available for verification at www.janoshik.com with the unique key RN8SAMGDRFPR.