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 +30.5% Over the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabE tested this Tirzepatide batch at 99.95% purity via HPLC, mass quantification, and endotoxins. The tested quantity of 78.3mg significantly exceeded the 60mg label, a deviation of 30.5%. The 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
  • quantity deviation (30.5%)
  • no endotoxin status
  • older (6-12 months)
Test date
2025-08-05
Testing lab
LabE
Batch / lot
(no batch ID)
Quantity
78.3mg
label 60mg · tested 78.3mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
4.9
Label dose
60mg
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 2025-08-05 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 22% 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
60mg
Container
No Label / Silver Crimp / Red Cap
Catalogued
2026-04-16
Artifact hash
39f6da53e6e7de0b…
Saved source

Saved source document

sha256:e5f1bc2dc30711ed… — 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 →