product:Sitagliptin2.Cas NO:486460-32-63.Reliable supplier4.High quality5.Competitive price
Test item Specification Test result
Appearance yellow grease yellow grease
Distinguish
High-performance liquid chromatograph HPLC The retention time of test sample major peak complies to reference standard Almost the same
Appearance              A transparent or light yellow colour viscous liquid Complies
Inspection
Watercontent No more than 84.0% 3.37%
Related impurity Total impurity no more than 2.0% 0.9%
Chiral impurity No more than 1.0% 0.4%
Assay 94.0%-102.0% 95.5%