| 
				 外 观 Appearance | 
			
				 类白色或白色粉末 Off-white or white powder  | 
		
				旋光度Specific Rotation (25/D) | 
			
				 +3°~ +5° ( C=1,1NHCL)  | 
		
				熔 点Melting Point | 
			
				 ~258(dec.)  | 
		
| 
				 灼烧残渣 Residues On Ignition  | 
			
				 ≤0.1%  | 
		
| 
				 干燥失重 Loss On Drying | 
			
				 ≤0.5%  | 
		
| 
				 纯 度 Assay(HPLC) | 
			
				 ≥98 %  | 
		
| 
				 光学纯度 (HPLC)  | 
			
				 ≥98 %  | 
		
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