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

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

Tested purity 99.9% High purity · 99.9%
Dose vs label -8.7% Under the labeled dose
Evidence Source archived
Test date
2026-06-15
Testing lab
LabE
Batch / lot
Mar. 18,2026
Quantity
27.4mg
label 30mg · tested 27.4mg
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 99.90% ranks higher than 73% of the 8140 Tirzepatide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-06-15 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 86% of our catalogued Tirzepatide certificates.

Guangzhou Aoyu has 11 certificates in our corpus, including 8 for Tirzepatide at a median tested purity of 99.75%.

Manufacturer
Guangzhou Aoyu
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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 / Gray cap
Catalogued
2026-06-21
Saved source

Saved source document

sha256:1997f5b6f554c0b2… — immutable copy held by TitrateLab

Related

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