Semaglutide 99.8% Purity — Zlz PeptideCertificate of Analysis · Independent third-party lab result
LabG tested this semaglutide batch (Z121425) at 99.8% purity via HPLC and mass quantification. However, the tested quantity was significantly under-dosed at 7.7mg against a 10mg label (-23% deviation). Endotoxin status is unknown, despite the test being recent (under 3 months). Customers can cross-check on the lab's public verification URL.
- significant quantity deviation
- no endotoxin test
- Test date
- 2026-02-10
- Testing lab
- LabG
- Batch / lot
- Z121425
- Quantity
- 7.7mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 6.7
- Label dose
- 10mg
How this result compares
This Semaglutide certificate's tested purity of 99.80% ranks higher than 59% of the 859 Semaglutide certificates with a purity result we have catalogued (median 99.74%).
Tested 2026-02-10 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 93% of our catalogued Semaglutide certificates.
Zlz Peptide has 274 certificates in our corpus, including 10 for Semaglutide at a median tested purity of 99.83%.
Test report image
Finnrick
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