GHK-Cu 99.8% Purity — Qingdao Sigma ChemicalCertificate of Analysis · Independent third-party lab result
Janoshik tested this GHK-Cu at 99.846% purity via HPLC. The tested quantity of 48.35mg showed a -3.3% deviation from the 50mg label. The test is recent (3-6 months old), but endotoxin status is not reported. Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- quantity deviation >3%
- batch ID unknown
- Test date
- 2025-11-25
- Testing lab
- Janoshik
- Batch / lot
- —
- Quantity
- 48.35mg
- Endotoxins
- —
- Assay method
- HPLC
- Label dose
- 50mg
How this result compares
This GHK-Cu certificate's tested purity of 99.85% ranks higher than 55% of the 2433 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-11-25 by Janoshik via HPLC. This test is newer than 22% of our catalogued GHK-Cu certificates.
Qingdao Sigma Chemical has 510 certificates in our corpus, including 14 for GHK-Cu at a median tested purity of 99.85%.
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": "50mg", "purity_pct": 99.846, "purity_label": "99.846%", "method": "HPLC", "test_date": "2025-11-25", "client": "Telegram @tracyfromqsc", "notes": "", "label_qty": "50mg", "tested_qty": "48.35mg", "quantity_deviation_pct": -3.3, "is_blend": false, "components_json": "", "ocr_confidence": 0.95}