All Tirzepatide Certificate of Analysis results— 7380 COAs
TitrateLab · Certificate of Analysis

Tirzepatide 99.9% Purity — Qingdao Sigma ChemicalCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.90%
Dose vs label +8.3% Over the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

This COA was tested by an independent third-party lab, LabG. It reports 99.9% purity for Tirzepatide batch YSD-122 using HPLC, mass quantification, and endotoxin testing. The tested quantity was 32.5mg against a 30mg label, an 8.3% deviation. The test date is unknown, and no endotoxin status was provided.

Watch out for
  • no endotoxin test
  • stale (8+ months)
  • quantity deviation (8.3%)
Test date
Testing lab
LabG
Batch / lot
YSD-122
Quantity
32.5mg
label 30mg · tested 32.5mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
8.9
Label dose
30mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.90% ranks higher than 73% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Testing method by LabG via HPLC + mass quantification + endotoxins.

Qingdao Sigma Chemical has 510 certificates in our corpus, including 82 for Tirzepatide at a median tested purity of 99.72%.

Manufacturer
Qingdao Sigma Chemical
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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
30mg
Container
No Label / Silver Crimp / Gray Cap
Catalogued
2026-04-16
Artifact hash
a13ccd0754326ab6…
Saved source

Saved source document

sha256:86515cfe5f36e972… — immutable copy held by TitrateLab

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