AI summary Trust: medium Third-party lab

Janoshik tested this GHK-Cu at 99.75% purity via HPLC. The tested quantity of 60.77mg showed a significant deviation of +21.54% from the 50mg label. Endotoxin status is unknown, but the test is recent (3-6 months old). Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • quantity deviation (+21.54%)
  • unknown batch ID
Test date
2025-12-03
Purity
99.75% 99.750%
Batch / lot
—
Lab
Janoshik
Quantity
label 50mg tested 60.77mg
Qty vs label
+21.5%
Endotoxins
—
Test score
—
Manufacturer
Sin City Science
View vendor dossier
Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Janoshik (public)

✓ Artifact captured

We have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact below.

Verify on upstream
Method
HPLC
Dose
50mg
Catalogued
2026-04-24
Artifact hash
4493a0891b71f309…
OCR 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": 99.75, "purity_label": "99.750%", "method": "HPLC", "test_date": "2025-12-03", "client": "Sin City Science", "notes": "", "label_qty": "50mg", "tested_qty": "60.77mg", "quantity_deviation_pct": 21.54, "is_blend": false, "components_json": "", "ocr_confidence": 0.95}
This COA is part of TitrateLab's community-trust corpus. See more from Sin City Science or learn how trust scores are computed on the methodology page.