CAS number： 1119-34-2
Molecular formula： C6H15ClN4O2
molecular weight： 210.6619
Chemical structure：
| Product name | L-Arginine Hcl | |
| Shelf life | 2 Years | |
| Item | Specifications | Test Results |
| Appearance | White crystalline or crystalline powder | Conform |
| Identification | As per USP31 | Conform |
| Specific rotation | +21.4°~＋23.6° | +22.60° |
| Loss on drying | Not more than 0.20% | 0. 17% |
| Residue on ignition | Not more than 0.30% | 0.07% |
| Sulfate | Not more than 0.03% | 0.010% |
| Heavy metals | Not more than20ppm | 7ppm |
| Chromatographic purity | As per USP31 | Conform |
| Organic volatile impurities | As per USP31 | Conform |
| Residual solvents | As per USP31 | Conform |
| Chloride | 16.5%~17.1% | 16.8% |
| Assay | 98.5% ~ 101.5% | 99.2% |
| Conclusion: The products conform to USP31standard. | ||
