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

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

Tested purity 99.9% High purity · 99.89%
Dose vs label +2.0% Essentially at label
Evidence Artifact captured Trust: high
AI summary Third-party lab

LabE tested this tirzepatide batch (Jan, 14 2026) at 99.89% purity via HPLC. Quantity was slightly over-labeled at 10.2mg (2% deviation), endotoxins were below LOQ, and the test is recent (under 3 months). Customers can cross-check on the lab's public verification URL.

Test date
2026-03-04
Testing lab
LabE
Batch / lot
Jan, 14 2026
Quantity
10.2mg
label 10mg · tested 10.2mg
Endotoxins
below LOQ
Assay method
HPLC + mass quantification + endotoxins
Test score
10.0
Label dose
10mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.89% ranks higher than 67% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-03-04 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 69% of our catalogued Tirzepatide certificates.

Oupeptide has 188 certificates in our corpus, including 65 for Tirzepatide at a median tested purity of 99.80%.

Manufacturer
Oupeptide
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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
12eac139cbf25883…
Saved source

Saved source document

sha256:310aa353e85933c6… — immutable copy held by TitrateLab

Related

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