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

Tirzepatide 100.0% Purity — Qing Li PeptideCertificate of Analysis · Independent third-party lab result

Tested purity 100.0% High purity · 99.95%
Dose vs label +1.0% Essentially at label
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabE tested this Tirzepatide at 99.95% purity using HPLC and mass quantification. The quantity was 10.1mg, a 1% deviation from the 10mg label. The test is recent (3-6 months old), but the endotoxin status is unknown. Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • no batch ID
Test date
2025-11-25
Testing lab
LabE
Batch / lot
(no batch ID)
Quantity
10.1mg
label 10mg · tested 10.1mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
8.0
Label dose
10mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.95% ranks higher than 92% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-11-25 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 42% of our catalogued Tirzepatide certificates.

Qing Li Peptide has 348 certificates in our corpus, including 49 for Tirzepatide at a median tested purity of 99.80%.

Manufacturer
Qing Li Peptide
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Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Finnrick

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 + mass quantification + endotoxins
Test type
finnrick_composite
Dose
10mg
Container
No Label / Silver Crimp / Yellow Cap
Catalogued
2026-04-16
Artifact hash
7b5742590b7c8d13…
Saved source

Saved source document

sha256:6c933c013fa4eb14… — immutable copy held by TitrateLab

Related

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