GHK-Cu 99.5% Purity — www.topxpeptide.comCertificate of Analysis · Independent third-party lab result
Janoshik tested this GHK-Cu at 99.533% purity via HPLC. The tested quantity of 58.68mg showed a significant deviation of +17.36% from the 50mg label. Endotoxin status is unknown, but the test is recent (under 3 months). Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- quantity deviation (+17.36%)
- batch ID unknown
- Test date
- 2026-03-26
- Testing lab
- Janoshik
- Batch / lot
- —
- Quantity
- 58.68 mg
- Endotoxins
- —
- Assay method
- HPLC
- Label dose
- 50mg
How this result compares
This GHK-Cu certificate's tested purity of 99.53% ranks higher than 16% of the 2433 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).
Tested 2026-03-26 by Janoshik via HPLC. This test is newer than 59% of our catalogued GHK-Cu certificates.
www.topxpeptide.com has 3 certificates in our corpus, including 1 for GHK-Cu at a median tested purity of 99.53%.
Test report image
Janoshik (public)
Artifact capturedWe have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.
Verify on the upstream labOCR text Raw extracted text
Extracted via OCR. Names, emails, phone numbers, and street addresses are auto-redacted before display.
{
"peptide": "GHK-Cu",
"dose": "50mg",
"purity_pct": 99.533,
"purity_label": "99.533%",
"method": "",
"test_date": "2026-03-26",
"client": "YH Peptide",
"notes": "",
"label_qty": "50mg",
"tested_qty": "58.68 mg",
"quantity_deviation_pct": 17.36,
"is_blend": false,
"components_json": "",
"ocr_confidence": 1.0
}