98%

    
        
            
            
Items
            
            
            
Standard
            
        
        
            
            
Appearance
            
            
            
White powder 
            
        
        
            
            
Specific Rotation [20/D]
            
(C=1in 1N ethanol)
            
            
            
+23 to 26º
            
        
        
            
            
State of solution
            
            
            
Clear 
            
        
        
            
            
Melting Point (℃)
            
            
            
181 to185℃
            
        
        
            
            
Related Substance (TLC)
            
            
            
One spot
            
        
        
            
            
Loss on Drying
            
            
            
Not more than 0.50%
            
        
        
            
            
Purity (PHLC)
            
            
            
Not less than 98.5%