Tirzepatide · Qingdao Sigma Chemical

Test date

2024-07-26

Purity

99.66% 99.663%

Batch / lot

—

Lab

Janoshik

Quantity

label 15mg tested 16.84mg

Qty vs label

+12.3%

Endotoxins

—

Test score

—

Manufacturer

Qingdao Sigma Chemical

View vendor dossier

Certificate

Test report image

Certificate scan as published.

Source

Janoshik (public)

✓ Artifact captured

We have the certificate image — you can verify it loads from the upstream lab and matches the artifact below.

Verify on upstream

Dose: 15mg
Catalogued: 2026-06-01

OCR text

Raw extracted text

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

{
  "peptide": "Tirzepatide",
  "dose": "15mg",
  "purity_pct": 99.663,
  "purity_label": "99.663%",
  "method": "",
  "test_date": "2024-07-26",
  "client": "Qingdao Sigma Chemical Co., Ltd",
  "notes": "",
  "label_qty": "15mg",
  "tested_qty": "16.84mg",
  "quantity_deviation_pct": 12.27,
  "is_blend": false,
  "components_json": "",
  "ocr_confidence": 1.0
}

This COA is part of TitrateLab's community-trust corpus. See more from Qingdao Sigma Chemical or learn how trust scores are computed on the methodology page.