Tirzepatide 99.8% Purity — Hk PeptidesCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabE. The tirzepatide batch DY-T20 showed 99.77% purity via HPLC, with quantity measuring 20.7mg against a 20mg label (3.5% deviation). Endotoxins were below LOQ, and the test is recent (3-6 months old). Customers can verify this report on LabE's public URL.
- Test date
- 2026-01-19
- Testing lab
- LabE
- Batch / lot
- DY-T20
- Quantity
- 20.7mg
- Endotoxins
- below LOQ
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 9.7
- Label dose
- 20mg
How this result compares
This Tirzepatide certificate's tested purity of 99.77% ranks higher than 36% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2026-01-19 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 55% of our catalogued Tirzepatide certificates.
Hk Peptides has 487 certificates in our corpus, including 133 for Tirzepatide at a median tested purity of 99.84%.
Test report image
Finnrick
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Verify on the upstream labSaved source document
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