All Tirzepatide Certificate of Analysis results(7,697 COAs)
TitrateLab · Certificate of Analysis
Tested vendor:Qingdao Sigma Chemical All Tirzepatide COAs & research All Tirzepatide results & stats

Tirzepatide 99.3% Purity — Qingdao Sigma ChemicalCertificate of Analysis · Independent third-party lab result

Tested purity 99.3% High purity · 99.35%
Dose vs label — No quantity measurement on this report.
Evidence Asserted only
Test date
2025-11-12
Testing lab
Janoshik
Batch / lot
green cap
Quantity
—
Endotoxins
—
Assay method
—
Label dose
10mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.35% ranks higher than 9% of the 7694 Tirzepatide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-11-12 by Janoshik. This test is newer than 38% of our catalogued Tirzepatide certificates.

Qingdao Sigma Chemical has 515 certificates in our corpus, including 82 for Tirzepatide at a median tested purity of 99.72%.

Manufacturer
Qingdao Sigma Chemical
View vendor profile
Source

Forum / Discord scrape

Asserted only
No verifiable evidence captured. This entry was added to our corpus from Forum / Discord scrape. We did not save the certificate image, did not hash an artifact, and the upstream URL (https://t.me/qsctgchannel/256) is either a domain root or absent — we cannot independently confirm this report existed. Treat as curator-asserted only.
Verify on the upstream lab
Dose
10mg
Catalogued
2026-05-21
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 #86678
Testing ordered > 03 NOV '25
Sample received > 05 NOV '25
Client Telegram @tracyfromqsc
Sample Tirzepatide 10mg
Manufacturer QSC
Batch green cap
Sample description >
See picture or pictures attached.
Tests requested >
Assessment of a peptide vial or vials.
Results >
Tirzepatide 9.88 mg
Purity 99.350%
Comments >
Analysis conducted > 12 NOV 2025
Signature >
Verify this test at www.janoshik.com/verify/ with the following unique key
6I2AHJIMEKP9
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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 →