All Tirzepatide Certificate of Analysis results(8,134 COAs)
TitrateLab · Certificate of Analysis

Tirzepatide 99.9% Purity — Zhengzhou Lan Yun Cosmetic TradingCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.92%
Dose vs label +9.0% Over the labeled dose
Evidence Source archived
Test date
2026-01-02
Testing lab
LabE
Batch / lot
Oct 19,2025
Quantity
32.7mg
label 30mg · tested 32.7mg
Endotoxins
negative
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 99.92% ranks higher than 82% of the 8131 Tirzepatide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-01-02 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 47% of our catalogued Tirzepatide certificates.

Zhengzhou Lan Yun Cosmetic Trading has 26 certificates in our corpus, including 8 for Tirzepatide at a median tested purity of 99.90%.

Manufacturer
Zhengzhou Lan Yun Cosmetic Trading
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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 / Violet Cap
Catalogued
2026-06-21
Saved source

Saved source document

sha256:31e8a72c419d2164… — immutable copy held by TitrateLab

Related

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