All Tirzepatide Certificate of Analysis results(7,680 COAs)
TitrateLab · Certificate of Analysis

Tirzepatide 99.9% Purity — thelobsterCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.855%
Dose vs label 12.07 mg · tested 12.07 mg
Evidence Artifact captured
Test date
2025-08-06
Testing lab
Janoshik
Batch / lot
Quantity
12.07 mg
Endotoxins
Assay method
HPLC
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.86% ranks higher than 57% of the 7677 Tirzepatide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-08-06 by Janoshik via HPLC. This test is newer than 22% of our catalogued Tirzepatide certificates.

thelobster has 77 certificates in our corpus, including 8 for Tirzepatide at a median tested purity of 99.85%.

Manufacturer
thelobster
View vendor profile
Certificate

Test report image

Certificate scan
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 shown here.

Verify on the upstream lab
Method
HPLC
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": "",
  "purity_pct": 99.855,
  "purity_label": "99.855%",
  "method": "HPLC",
  "test_date": "2025-08-06",
  "client": "[EMAIL_REDACTED]",
  "notes": "",
  "label_qty": "",
  "tested_qty": "12.07 mg",
  "quantity_deviation_pct": null,
  "is_blend": false,
  "components_json": "",
  "ocr_confidence": 1.0
}
Related

Other Tirzepatide certificates

All Tirzepatide results & stats
This certificate is part of TitrateLab's community-trust corpus. See more from thelobster or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →