AI summary Trust: medium Third-party lab

Janoshik tested this tirzepatide at 99.856% purity via HPLC. The tested quantity of 33.68mg showed a significant deviation of +12.27% from the 30mg label. Endotoxin status is unknown, and the test is older (6-12 months). Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • stale (6-12 months)
  • quantity deviation (+12.27%)
Test date
2025-11-05
Purity
99.86% 99.856%
Batch / lot
—
Lab
Janoshik
Quantity
label 30mg tested 33.68mg
Qty vs label
+12.3%
Endotoxins
—
Test score
—
Manufacturer
Shanghai Erp Peptide Biotechnology
View vendor profile
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
30mg
Catalogued
2026-04-22
Artifact hash
5c2721b779b67f39…
OCR text

Raw extracted text

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

{"peptide": "Tirzepatide", "dose": "30mg", "purity_pct": 99.856, "purity_label": "99.856%", "method": "HPLC", "test_date": "2025-11-05", "client": "ERP", "notes": "", "label_qty": "30mg", "tested_qty": "33.68mg", "quantity_deviation_pct": 12.27, "is_blend": false, "components_json": "", "ocr_confidence": 0.95}
This COA is part of TitrateLab's community-trust corpus. See more from Shanghai Erp Peptide Biotechnology or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →