|
Appearance |
White or off-white powder |
Specific Rotation[α]20 |
+23 ± 1º(C=1,H2O) |
L-Isomer content |
≤0.3% |
|
Other amino acid |
≤0.3% |
|
Loss on drying |
≤0.5 % |
|
Residues On Ignition |
≤0.1 % |
|
Assay(HPLC) |
≥98 % |
|
ee(HPLC): |
≥99 % |
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