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D-Leucine
CAS RN: 328-38-1
Solubility in 3M-HCl | Colorless & clear (c=5) |
Specific rotation [α]D20 | -14.8°~-15.7°(c=4, 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, 50μg) |
Assay | 98.5%~101.0% |
L-Isomer | Not more than 0.5% |
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