AI summary Trust: medium Third-party lab

Janoshik tested this TB-500 batch at 99.816% purity via HPLC. The tested quantity was 4.80mg against a 5mg label, a 4% deviation. Endotoxin status is unknown. The test is stale (over 2 years old). Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • stale (2+ years old)
  • unknown batch ID
Test date
2023-06-28
Purity
99.82% 99.816%
Batch / lot
—
Lab
Janoshik
Quantity
label 5mg tested 4.80mg
Qty vs label
-4.0%
Endotoxins
—
Test score
—
Manufacturer
Optitropin EU
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
5mg
Catalogued
2026-04-22
Artifact hash
9881df836f8f1f56…
OCR text

Raw extracted text

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

{"peptide": "TB-500", "dose": "5mg", "purity_pct": 99.816, "purity_label": "99.816%", "method": "HPLC", "test_date": "2023-06-28", "client": "[EMAIL_REDACTED]", "notes": "", "label_qty": "5mg", "tested_qty": "4.80mg", "quantity_deviation_pct": -4.0, "is_blend": false, "components_json": "", "ocr_confidence": 0.95}
This COA is part of TitrateLab's community-trust corpus. See more from Optitropin EU or learn how trust scores are computed on the methodology page.