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

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

Tested purity 99.9% High purity · 99.90%
Dose vs label +12.0% Over the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabE tested this tirzepatide batch (11/20/25) at 99.9% purity via HPLC and mass quantification. The tested quantity showed a 12% deviation above the label, and endotoxin status was not applicable. The test is recent (under 3 months). Customers can cross-check on the lab's public verification URL.

Watch out for
  • quantity deviation (12%)
  • no endotoxin test
Test date
2026-03-02
Testing lab
LabE
Batch / lot
11/20/25
Quantity
33.6mg
label 30mg · tested 33.6mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
8.0
Label dose
30mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.90% ranks higher than 73% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-03-02 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 68% of our catalogued Tirzepatide certificates.

Bfflink has 40 certificates in our corpus, including 18 for Tirzepatide at a median tested purity of 99.86%.

Manufacturer
Bfflink
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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
30mg
Container
White Label / Silver Crimp / Blue Cap
Catalogued
2026-04-16
Artifact hash
14defbef2355772e…
Saved source

Saved source document

sha256:31f921c97f10ddf9… — immutable copy held by TitrateLab

Related

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