All Tirzepatide Certificate of Analysis results— 7363 COAs
TitrateLab · Certificate of Analysis

Tirzepatide 99.6% Purity — Zhengzhou Depu Technology Co., LtdCertificate of Analysis · Independent third-party lab result

Tested purity 99.6% High purity · 99.586%
Dose vs label 11.15 mg · tested 11.15 mg
Evidence Artifact captured
Test date
2026-06-30
Testing lab
Zhengzhou Depu Technology Co., Ltd.
Batch / lot
Quantity
11.15 mg
Endotoxins
Assay method
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.59% ranks higher than 17% of the 7361 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-06-30 by Zhengzhou Depu Technology Co., Ltd.. This test is newer than 99% of our catalogued Tirzepatide certificates.

Zhengzhou Depu Technology Co., Ltd has 11 certificates in our corpus, including 3 for Tirzepatide at a median tested purity of 99.73%.

Manufacturer
Zhengzhou Depu Technology Co., Ltd
View vendor profile
Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Community submission

Artifact captured

We have the certificate image — you can verify it loads from the upstream lab and matches the artifact shown here.

Catalogued
2026-07-15
OCR text Raw extracted text

Extracted via OCR. Names, emails, phone numbers, and street addresses are auto-redacted before display.

TEST REPORT JANOSHIK
E-mail: [EMAIL_REDACTED]
Web: www.janoshik.com
Task Number #174000
Testing ordered > 08 JUN '26
Sample received > 23 JUN '26
Client DEPU Peptides
Sample TR10
Manufacturer Zhengzhou Depu Technology Co., Ltd.
Batch
Sample description >
See picture or pictures attached.
Tests requested >
[NAME_REDACTED] peptide blind test (Semaglutide, Tirzepatide and Retatrutide)
Results >
[QR code]
Tirzepatide 11.15 mg
Purity 99.586%
Comments >
Analysis conducted > 30 JUN 2026
Signature > [Signature]
Verify this test at www.janoshik.com/verify/ with the following unique key
[NAME_REDACTED]
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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 →