Melanotan II 99.5% Purity — Peptide CraftersCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabB. The Melanotan II batch PC-Z-MT210 showed 99.47% purity via HPLC and mass quantification. However, the tested quantity was significantly under-dosed at 8.18mg for a 10mg label, a deviation of -37.2%. Endotoxin status is unknown, and the test is stale (over 1 year old).
- stale (1+ years old)
- no endotoxin test
- significant quantity deviation
- Test date
- 2025-03-20
- Testing lab
- LabB
- Batch / lot
- PC-Z-MT210
- Quantity
- 8.18mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 4.7
- Label dose
- 10mg
How this result compares
This Melanotan II certificate's tested purity of 99.47% ranks higher than 17% of the 755 Melanotan II certificates with a purity result we have catalogued (median 99.76%).
Tested 2025-03-20 by LabB via HPLC + mass quantification + endotoxins. This test is newer than 11% of our catalogued Melanotan II certificates.
Peptide Crafters has 113 certificates in our corpus, including 5 for Melanotan II at a median tested purity of 99.73%.
Test report image
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