Complete HPLC and Mass Spectrometry verification for all research peptides. Latest batch: 2026-02-12
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All Chemical Analysis was performed by HPLC with UV Detection Coupled with Mass Spectrometry
The peptide purity analysis reported here was conducted using LCMS/MS under standard laboratory conditions. This analysis is intended for informational purposes only and is specific to the sample(s) provided. The peptides tested are intended for research use only and are not approved for human or veterinary use, diagnostic, therapeutic, or clinical applications.
| Parameter | Specification | Result | Status |
|---|---|---|---|
| Molecular Formula | - | - | PASS |
| Molecular Weight | Per Specification | - | PASS |
| Water Content | ≤5.0% | 2.3% | PASS |
| Specific Rotation | Per Specification | - | PASS |
| Residual Solvents | ≤0.5% | 0.12% | PASS |
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Zhang leo's Bio | Zhang Peptide | Certificate valid for 2 years from reported date (2026-02-12)
This document certifies the above product meets specified quality standards for the batch number indicated. Results should be interpreted by qualified professionals within the scope of the intended research.