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Sample
Certificate of AnalysisReport SA-GHK-2608-01 · Aug 12, 2026
HPLC purity99.66%
| Test | Method | Limit | Result |
|---|---|---|---|
| Purity | HPLC | ≥ 99.0% | 99.66% |
| Identity | Mass spectrometry | 403.9 ± 1.0 Da | 404.0 Da |
| Net content | Quantitative HPLC | ≥ 50 mg | 50.55 mg |
| Endotoxin | LAL assay | ≤ 0.5 EU/mg | 0.06 EU/mg |
| Sterility | Membrane filtration | No growth | No growth |
| Heavy metals | ICP-MS | ≤ 10 ppm total | 1.2 ppm |
| Moisture | Karl Fischer | ≤ 8.0% | 3.0% |
Released: all seven tests within limits


