HOME >> D-アミノ酸 >> D-アスパラギン一水和物
D-Asparagine Monohydrate / D-アスパラギン一水和物
- CAS RN
- 5794-24-1
- Chemical Formula
- C4H8N2O3･H2O
- FW
- 150.13
| Code No. |
Package Size |
| 29411 |
- |
| 29412 |
1kg |
| 29413 |
5kg |
| 29414 |
10kg |
| Solubility in water |
Colorless & clear (c=2) |
| Specific rotation (20 °C) |
-33.5°～-36.5°(c= 10, 6M-HCl) |
| Loss on drying |
11.5%～12.5% |
| Residue on ignition (as sulfate) |
Not more than 0.1% |
| Chloride (Cl) |
Not more than 0.03% |
| 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 acid (D-Asp) |
Not more than 1.0% by T.L.C
(The spotted amount, 20 mg) |
| Assay (as anhydrous) |
98.5%～101.0% |
| L-Isomer |
Not more than 0.5% |