Tirzepatide 99.5% Purity — Qingdao Sigma ChemicalCertificate of Analysis · Independent third-party lab result
Tirzepatide (Purple Cap) tested at 99.544% purity with 4.97mg actual content vs 5mg labeled (−0.6% deviation). Janoshik analysis 15 DEC 2025.
- Test date
- 2025-12-15
- Testing lab
- QSC
- Batch / lot
- [NAME_REDACTED]
- Quantity
- 4.97 mg
- Endotoxins
- —
- Assay method
- —
- Label dose
- 5mg
How this result compares
This Tirzepatide certificate's tested purity of 99.54% ranks higher than 15% of the 7366 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-12-15 by QSC. This test is newer than 47% of our catalogued Tirzepatide certificates.
Qingdao Sigma Chemical has 514 certificates in our corpus, including 82 for Tirzepatide at a median tested purity of 99.72%.
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TEST REPORT JANOSHIK E-mail: [EMAIL_REDACTED] Web: www.janoshik.com Task Number #93620 Testing ordered > 01 DEC '25 Sample received > 12 DEC '25 Client Telegram @tracyfromqsc Sample Tirzepatide 5mg Manufacturer QSC [NAME_REDACTED]Sample description > See picture or pictures attached. Tests requested > Assessment of a peptide vial or vials. Results > Tirzepatide 4.97 mg Purity 99.544% Comments > Analysis conducted > 15 DEC 2025 Signature > Verify this test at www.janoshik.com/verify/ with the following unique key TJIVKZQ1CQ1F