All Tirzepatide Certificate of Analysis results(7,702 COAs)
TitrateLab · Certificate of Analysis

Tirzepatide 99.6% Purity — Sigma AudleyCertificate of Analysis · Independent third-party lab result

Tested purity 99.6% High purity · 99.559%; 99.533%
Dose vs label +4.6% Essentially at label
Evidence Artifact captured
Test date
2025-04-27
Testing lab
Janoshik
Batch / lot
Quantity
62.77mg
label 60mg · tested 62.77mg
Endotoxins
Assay method
HPLC
Label dose
60mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.56% ranks higher than 15% of the 7699 Tirzepatide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-04-27 by Janoshik via HPLC. This test is newer than 12% of our catalogued Tirzepatide certificates.

Sigma Audley has 121 certificates in our corpus, including 11 for Tirzepatide at a median tested purity of 99.76%.

Manufacturer
Sigma Audley
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Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Janoshik (public)

Artifact captured

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Method
HPLC
Dose
60mg
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": "60mg",
  "purity_pct": 99.559,
  "purity_label": "99.559%; 99.533%",
  "method": "HPLC",
  "test_date": "2025-04-27",
  "client": "Sigma Audley",
  "notes": "",
  "label_qty": "60mg",
  "tested_qty": "62.77mg",
  "quantity_deviation_pct": 4.62,
  "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 Sigma Audley or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →