AI summary Trust: medium Third-party lab

Janoshik tested this tirzepatide from Qihang Peptide at 99.644% purity via HPLC + MS. The tested quantity of 22.81mg showed a significant 14.05% overfill compared to the 20mg label. Endotoxin status is unknown, but the test is recent (under 3 months). Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • quantity overfill (14%+)
Test date
2026-04-13
Purity
99.64% 99.644%
Batch / lot
—
Lab
Janoshik
Quantity
label 20mg tested 22.81 mg
Qty vs label
+14.1%
Endotoxins
—
Test score
—
Manufacturer
www.qhpeptides.com
View vendor dossier
Peptides on this report
Tirzepatide
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 + MS
Dose
20mg
Catalogued
2026-04-27
Artifact hash
aa40a8073a170dd9…
OCR text

Raw extracted text

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

{
  "peptide": "Tirzepatide",
  "dose": "20mg",
  "purity_pct": 99.644,
  "purity_label": "99.644%",
  "method": "HPLC + MS",
  "test_date": "2026-04-13",
  "client": "[NAME_REDACTED]",
  "notes": "",
  "label_qty": "20mg",
  "tested_qty": "22.81 mg",
  "quantity_deviation_pct": 14.05,
  "is_blend": false,
  "components_json": "",
  "ocr_confidence": 1.0
}
This COA is part of TitrateLab's community-trust corpus. See more from www.qhpeptides.com or learn how trust scores are computed on the methodology page.