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

Tirzepatide 99.2% Purity — Qing Li PeptideCertificate of Analysis · Independent third-party lab result

Tested purity 99.2% High purity · 99.24%
Dose vs label +7.3% Over the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabA tested this Tirzepatide at 99.24% purity via HPLC and mass quantification. The tested quantity was 10.73mg against a 10mg label, a deviation of 7.3%. Endotoxin status is unknown. The test is older (6-12 months), and no batch ID was provided on the report. Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • older (6-12 months)
  • no batch ID
Test date
2025-07-09
Testing lab
LabA
Batch / lot
(no batch ID)
Quantity
10.73mg
label 10mg · tested 10.73mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
5.7
Label dose
10mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.24% ranks higher than 7% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-07-09 by LabA via HPLC + mass quantification + endotoxins. This test is newer than 19% 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 / Green Cap
Catalogued
2026-04-16
Artifact hash
8a1ac1b60e17af31…
Saved source

Saved source document

sha256:8129e8a28808ff50… — 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 →