GHK-Cu 99.9% Purity — MKM PeptidesCertificate of Analysis · Independent third-party lab result
Janoshik tested this GHK-Cu product at 99.874% purity via HPLC. The tested quantity of 134.20mg showed a significant 34.2% deviation from the 100mg label. Endotoxin status is unknown, and the test is recent (3-6 months old). Customers can cross-check on the lab's public verification URL.
- quantity deviation (34.2%)
- no endotoxin test
- Test date
- 2025-12-15
- Testing lab
- Janoshik
- Batch / lot
- —
- Quantity
- 134.20mg
- Endotoxins
- —
- Assay method
- HPLC
- Label dose
- 100mg
How this result compares
This GHK-Cu certificate's tested purity of 99.87% ranks higher than 62% of the 2433 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-12-15 by Janoshik via HPLC. This test is newer than 27% of our catalogued GHK-Cu certificates.
MKM Peptides has 95 certificates in our corpus, including 5 for GHK-Cu at a median tested purity of 99.87%.
Test report image
Janoshik (public)
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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": "100mg", "purity_pct": 99.874, "purity_label": "99.874%", "method": "HPLC", "test_date": "2025-12-15", "client": "MKM Peptides/www.mkm-chem.com", "notes": "", "label_qty": "100mg", "tested_qty": "134.20mg", "quantity_deviation_pct": 34.2, "is_blend": false, "components_json": "", "ocr_confidence": 0.98}