Items Standard Result Standard Result
Description White or Almost White Crydtalline Power White White or Almost White Crydtalline Power White
Specific Rotation +98°-108° +104° +100°-+104° +103°
Identification 1)IR
2)TLC Meet the Requirement IR Meet the Requirement
Loss on Drying ≤1.0% 0.33% ≤1.0% 0.33%
Related Substances ------------- ---------------- Total≤2.50%
Any≤1.0%
0.5≤Single≤1.0% Total =1.53%
Any≤1.0%
Single=0.55 Confirm
Assay 97%-102% 98.67% 97%-102% 98.70%
Description White or Almost White Crydtalline Power White White or Almost White Crydtalline Power White
Specific Rotation +98°-108° +104° +100°-+104° +103°
Identification 1)IR
2)TLC Meet the Requirement IR Meet the Requirement
Loss on Drying ≤1.0% 0.33% ≤1.0% 0.33%
Related Substances ------------- ---------------- Total≤2.50%
Any≤1.0%
0.5≤Single≤1.0% Total =1.53%
Any≤1.0%
Single=0.55 Confirm
Assay 97%-102% 98.67% 97%-102% 98.70%
Main Products
bulk drug,veterinary drug,raw material