D-Valine / D-バリン
CAS RN | 640-68-6 |
Chemical Formula | C5H11NO2 |
FW | 117.15 |
Code No. | Package Size |
---|---|
29601 | ー |
29602 | 1kg |
29603 | 5kg |
29604 | 10kg |
29605 | 50kg |
Solubility in 3M-HCl | Colorless & clear (c=5) |
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Specific rotation [α]D20 | -26.5°~-29.0°(c= 8, 6M-HCl) |
Loss on drying | Not more than 0.3% |
Residue on ignition (as sulfate) | Not more than 0.1% |
Chloride (Cl) | Not more than 0.02% |
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% |