Retatrutide 100.0% Purity — Qingdao Sigma ChemicalCertificate of Analysis · Independent third-party lab result
Retatrutide (Black Cap) tested at 99.968% purity by Janoshik on 2026-07-27; blind test confirmed identity with 57.69 mg quantified.
- Test date
- 2026-07-27
- Testing lab
- Janoshik
- Batch / lot
- Black Cap
- Quantity
- 57.69 mg
- Endotoxins
- —
- Assay method
- —
How this result compares
This Retatrutide certificate's tested purity of 99.97% ranks higher than 96% of the 10114 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-07-27 by Janoshik. This test is newer than 100% of our catalogued Retatrutide certificates.
Qingdao Sigma Chemical has 515 certificates in our corpus, including 51 for Retatrutide at a median tested purity of 99.68%.
Test report image
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TEST REPORT JANOSHIK E-mail: [EMAIL_REDACTED] Web: www.janoshik.com Task Number #206964 Testing ordered > 10 JUL '26 Sample received > 15 JUL '26 Client Anonymous Sample Reta Manufacturer QSC [NAME_REDACTED] description > See picture or pictures attached. Tests requested > [NAME_REDACTED] peptide blind test (Semaglutide, Tirzepatide and Retatrutide) Results > Retatrutide 57.69 mg Purity 99.968% Comments > Analysis conducted > 27 JUL 2026 Signature > Verify this test at www.janoshik.com/verify/ with the following unique key QS5W6M6HLPFW