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D-Arginine / D-アルギニン
- CAS RN
- 157-06-2
- Chemical Formula
- C6H14N4O2
- FW
- 174.20
| Solubility in water |
Colorless & clear (c=5) |
| Specific rotation [α]D20 |
-26.5°～-27.8°(c= 8, 6M-HCl) |
| Loss on drying |
Not more than 0.5% |
| Residue on ignition (as sulfate) |
Not more than 0.2% |
| Chloride (Cl) |
Not more than 0.05% |
| Sulfate (SO4) |
Not more than 0.03% |
| Heavy metals (as Pb) |
Not more than 10ppm |
| Iron (Fe) |
Not more than 10ppm |
| Ammonium (NH4) |
Not more than 0.02% |
| Arsenic (As2O3) |
Not more than 1ppm |
| Other amino acids |
Not detected by T.L.C.(The spotted amount, 20μg) |
| Assay |
98.5%～101.0% |
| L-Isomer |
Not more than 0.5% |