All Tirzepatide Certificate of Analysis results— 7380 COAs
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Tirzepatide 99.7% Purity — Zhengzhou Depu Technology Co., LtdCertificate of Analysis · Independent third-party lab result

Tested purity 99.7% High purity
Dose vs label +2.7% Essentially at label
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this tirzepatide batch at 99.731% purity via HPLC. The tested quantity was 30.82 mg, showing a 2.73% deviation from the 30 mg label. This test is older (6-12 months) and does not include an endotoxin assessment. Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • older (6-12 months)
Test date
2025-10-29
Testing lab
Janoshik
Batch / lot
Quantity
30.82 mg
label 30 mg · tested 30.82 mg
Endotoxins
Assay method
HPLC
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.73% ranks higher than 31% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-10-29 by Janoshik via HPLC. This test is newer than 36% of our catalogued Tirzepatide certificates.

Zhengzhou Depu Technology Co., Ltd has 15 certificates in our corpus, including 4 for Tirzepatide at a median tested purity of 99.66%.

Manufacturer
Zhengzhou Depu Technology Co., Ltd
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Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Janoshik (public)

Artifact captured

We have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.

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Method
HPLC
Test type
purity+quantity
Catalogued
2026-04-22
Artifact hash
d203b6ae4214577a…
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This certificate is part of TitrateLab's community-trust corpus. See more from Zhengzhou Depu Technology Co., Ltd or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →