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

Tirzepatide 99.1% Purity — Nuscience PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.1% High purity · 99.08%
Dose vs label -3.0% Essentially at label
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabE tested this tirzepatide batch (00269) at 99.08% purity via HPLC. Quantity was 3% below the labeled 5mg, and endotoxin status is unknown. The test is stale (over 1 year old). Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • stale (1+ years old)
Test date
2025-05-07
Testing lab
LabE
Batch / lot
00269
Quantity
4.85mg
label 5mg · tested 4.85mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
8.2
Label dose
5mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.08% ranks higher than 5% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-05-07 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 14% of our catalogued Tirzepatide certificates.

Nuscience Peptides has 113 certificates in our corpus, including 11 for Tirzepatide at a median tested purity of 99.94%.

Manufacturer
Nuscience Peptides
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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
5mg
Container
White Label / Silver Crimp / Black Cap
Catalogued
2026-04-16
Artifact hash
c7daa770aa4e62d5…
Saved source

Saved source document

sha256:19c9bd563739fe41… — immutable copy held by TitrateLab

Related

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