All Tirzepatide Certificate of Analysis results(7,664 COAs)
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Tested vendor:Shanghai Erp Peptide Biotechnology All Tirzepatide COAs & research All Tirzepatide results & stats

Tirzepatide 99.8% Purity — Shanghai Erp Peptide BiotechnologyCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.8%
Dose vs label +12.7% Over the labeled dose
Evidence Artifact captured
Test date
2026-05-25
Testing lab
LabG
Batch / lot
410003
Quantity
16.9mg
label 15mg · tested 16.9mg
Endotoxins
—
Assay method
HPLC + mass quantification + endotoxins
Test score
7.7
Label dose
15mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.80% ranks higher than 43% of the 7661 Tirzepatide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-05-25 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 83% of our catalogued Tirzepatide certificates.

Shanghai Erp Peptide Biotechnology has 121 certificates in our corpus, including 20 for Tirzepatide at a median tested purity of 99.90%.

Manufacturer
Shanghai Erp Peptide Biotechnology
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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
15mg
Container
No label / Silver crimp / Red cap
Catalogued
2026-05-31
Artifact hash
9bf222e2f9540809…
Saved source

Saved source document

sha256:e5233dea6232bdc8… — immutable copy held by TitrateLab

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