Tirzepatide 99.9% Purity — Shanghai Leader Peptide BiotechnologyCertificate of Analysis · Independent third-party lab result

Name: Tirzepatide COA — Shanghai Leader Peptide Biotechnology (99.9% purity)
Creator: LabG
License: https://titratelab.com/terms

Tested purity 99.9% High purity · 99.9%

Dose vs label +20.5% Over the labeled dose

Evidence Artifact captured

Test date: 2026-05-25
Testing lab: LabG
Batch / lot: H0323
Quantity: 48.2mg
Endotoxins: —
Assay method: HPLC + mass quantification + endotoxins
Test score: 7.0
Label dose: 40mg

Context

How this result compares

This Tirzepatide certificate's tested purity of 99.90% ranks higher than 73% of the 7677 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 Leader Peptide Biotechnology has 60 certificates in our corpus, including 12 for Tirzepatide at a median tested purity of 99.90%.

Manufacturer

Shanghai Leader Peptide Biotechnology

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Certificate

Test report image

Certificate scan as published.

Source

Finnrick

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Method: HPLC + mass quantification + endotoxins
Test type: finnrick_composite
Dose: 40mg
Container: White label / Silver crimp / Green cap
Catalogued: 2026-05-31
Artifact hash: fbadff60dd4b7ecd…

Saved source

Saved source document

sha256:0d75cda7459bc0ed… — immutable copy held by TitrateLab

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Other Tirzepatide certificates

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