AI summary Trust: medium Third-party lab

Janoshik tested this Selank for PeptideGurus, showing 99.896% purity via HPLC. The tested quantity of 11.41 mg was significantly over the 10 mg label (14.1% deviation). Endotoxin status is unknown. The test is recent (under 3 months old), and customers can verify it on Janoshik's public URL.

Watch out for
  • no endotoxin test
  • quantity over-label (14.1%)
Test date
2026-02-26
Purity
99.90% 99.896%
Batch / lot
—
Lab
Janoshik
Quantity
label 10 mg tested 11.41 mg
Qty vs label
+14.1%
Endotoxins
—
Test score
—
Manufacturer
Peptide Gurus
View vendor dossier
Peptides on this report
Selank
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
Dose
10mg
Catalogued
2026-04-16
Artifact hash
4d046655ba28a3d1…
OCR text

Raw extracted text

Extracted via OCR. Names, emails, phone numbers, and street addresses are auto-redacted before display. 

{
  "peptide": "Selank",
  "dose": "10 mg",
  "purity_pct": 99.896,
  "purity_label": "99.896%",
  "method": "HPLC",
  "test_date": "2026-02-26",
  "client": "PeptideGurus",
  "notes": "The unretained peak, eluting at the column's void volume, was not included in the purity assessment.",
  "label_qty": "10 mg",
  "tested_qty": "11.41 mg",
  "quantity_deviation_pct": 14.1,
  "is_blend": false,
  "components_json": "",
  "ocr_confidence": 1.0
}
This COA is part of TitrateLab's community-trust corpus. See more from Peptide Gurus or learn how trust scores are computed on the methodology page.