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

Tirzepatide 100.0% Purity — Peptide SciencesCertificate of Analysis · Independent third-party lab result

Tested purity 100.0% High purity · 99.95%
Dose vs label +2.2% Essentially at label
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabE tested this tirzepatide batch (May 16, 2025) at 99.95% purity via HPLC. Quantity was slightly over the label at 61.3mg (2.2% deviation). Endotoxin status is not applicable for this test type. The test is older (6-12 months), but customers can cross-check on the lab's public verification URL.

Watch out for
  • older (6-12 months)
  • no endotoxin test
Test date
2025-07-25
Testing lab
LabE
Batch / lot
May 16, 2025
Quantity
61.3mg
label 60mg · tested 61.3mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
10.0
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 2025-07-25 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 21% of our catalogued Tirzepatide certificates.

Peptide Sciences has 273 certificates in our corpus, including 56 for Tirzepatide at a median tested purity of 99.83%.

Manufacturer
Peptide Sciences
View vendor profile
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.

Verify on the upstream lab
Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
60mg
Container
No Label / Silver Crimp / Red Cap
Catalogued
2026-04-16
Artifact hash
ef21fb0cb93f0cfd…
Saved source

Saved source document

sha256:fd0642ffcada31b5… — immutable copy held by TitrateLab

Related

Other Tirzepatide certificates

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