All Selank Certificate of Analysis results— 683 COAs
TitrateLab · Certificate of Analysis

Selank 99.9% Purity — Peptide GurusCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.896%
Dose vs label +14.1% Over the labeled dose
Evidence Artifact captured Trust: medium
AI summary 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
Testing lab
Janoshik
Batch / lot
Quantity
11.41 mg
label 10 mg · tested 11.41 mg
Endotoxins
Assay method
Label dose
10mg
Context

How this result compares

This Selank certificate's tested purity of 99.90% ranks higher than 88% of the 683 Selank certificates with a purity result we have catalogued (median 99.75%).

Tested 2026-02-26 by Janoshik. This test is newer than 54% of our catalogued Selank certificates.

Peptide Gurus has 181 certificates in our corpus, including 1 for Selank at a median tested purity of 99.90%.

Manufacturer
Peptide Gurus
View vendor profile
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 shown here.

Verify on the upstream lab
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
}
Related

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This certificate is part of TitrateLab's community-trust corpus. See more from Peptide Gurus or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →