All Tirzepatide Certificate of Analysis results— 7380 COAs
TitrateLab · Certificate of Analysis

Tirzepatide 99.4% Purity — Mix PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.4% High purity · 99.449%; 99.300%.
Dose vs label +6.3% Over the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this tirzepatide at 99.449% purity via HPLC. The tested quantity of 63.80mg showed a 6.33% deviation from the 60mg 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
  • older (6-12 months)
Test date
2025-10-23
Testing lab
Janoshik
Batch / lot
Quantity
63.80mg
label 60mg · tested 63.80mg
Endotoxins
Assay method
HPLC
Label dose
60mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.45% ranks higher than 11% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-10-23 by Janoshik via HPLC. This test is newer than 35% of our catalogued Tirzepatide certificates.

Mix Peptides has 93 certificates in our corpus, including 38 for Tirzepatide at a median tested purity of 99.80%.

Manufacturer
Mix Peptides
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 shown here.

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Method
HPLC
Dose
60mg
Catalogued
2026-04-22
Artifact hash
bb77ba0a19b91dc4…
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": 99.449, "purity_label": "99.449%; 99.300%.", "method": "HPLC", "test_date": "2025-10-23", "client": "MIX Peptides", "notes": "", "label_qty": "60mg", "tested_qty": "63.80mg", "quantity_deviation_pct": 6.33, "is_blend": false, "components_json": "", "ocr_confidence": 0.95}
Related

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