All Tirzepatide Certificate of Analysis results(8,143 COAs)
TitrateLab · Certificate of Analysis

Tirzepatide 99.8% Purity — GraypepCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.8%
Dose vs label -8.0% Under the labeled dose
Evidence Source archived
Test date
2026-03-20
Testing lab
LabG
Batch / lot
Nov 2 2025
Quantity
27.6mg
label 30mg · tested 27.6mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
8.8
Label dose
30mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.80% ranks higher than 42% of the 8140 Tirzepatide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-03-20 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 67% of our catalogued Tirzepatide certificates.

Graypep has 4 certificates in our corpus, including 4 for Tirzepatide at a median tested purity of 99.90%.

Manufacturer
Graypep
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Source

Finnrick

Source archived

We archived this certificate's source document — an immutable, SHA-256-fingerprinted copy held by TitrateLab (see Saved source document below). It stays verifiable even if the upstream page disappears.

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Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
30mg
Container
No Label / Silver Crimp / Black Cap
Catalogued
2026-06-21
Saved source

Saved source document

sha256:a5a4fc35e86c9dcd… — 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 Graypep or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →