Item
|
Standard
|
Analysis data
|
Appearance
|
White or off-white powder
|
Conforms
|
Specific rotation(a)D20
(c=1 in CHCl3 )
|
-63o to -67º
|
-65.2o
|
Melting Point (ºC)
|
92ºC to 96 ºC
|
92ºC
|
Loss on drying
|
Not more than 0.50%
|
0.39%
|
Purity
|
Not less than 98.0%
|
99.1%
|
Conclusion
|
The product conforms to the standard.
|