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

Tirzepatide 99.8% Purity — Zenith Jove Peptide ZjCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.80%
Dose vs label +6.0% Over the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabG tested this tirzepatide batch (02/03/2026 - Gray cap) at 99.8% purity via HPLC and mass quantification. The tested quantity was 21.2mg, a 6% deviation from the 20mg label. Endotoxin status is not applicable, and the test is recent (under 3 months). Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • quantity deviation (6%)
Test date
2026-03-13
Testing lab
LabG
Batch / lot
02/03/2026 - Gray cap
Quantity
21.2mg
label 20mg · tested 21.2mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
9.4
Label dose
20mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.80% ranks higher than 43% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-03-13 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 72% of our catalogued Tirzepatide certificates.

Zenith Jove Peptide Zj has 59 certificates in our corpus, including 22 for Tirzepatide at a median tested purity of 99.81%.

Manufacturer
Zenith Jove Peptide Zj
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Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Finnrick

Artifact captured

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Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
20mg
Container
No Label / Silver Crimp / Gray Cap
Catalogued
2026-04-16
Artifact hash
556ed937139ed293…
Saved source

Saved source document

sha256:ccbdb9e39316e473… — immutable copy held by TitrateLab

Related

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