Applications: Formoterol fumarate dihydrate is used in foreign trade exports, scientific research, and ...    More ...

Applications: Formoterol fumarate dihydrate is used in foreign trade exports, scientific research, and chemical reagents.




                                           Items
                                          

Standard

                     
                                      Appearance
                                          White or almost white or   slightly yellow powder
                     
                                      Identification
                                          Infrared   absorption spectrophotometry
                     
                                      PH
                                          5.5-6.5
                     
                                      Specific rotation
                                          -0.10° ~ +0.10°
                     
                                      Related
                substances
                 
                                          Impurity A≤0.3%;
  Impurity B、C、D、F ≤0.2%
                Impurity E≤0.1 %;
                Impurity I≤0.3%;
  Unspecified impurities≤0.1%
                Total impurities≤0.5%
                     
                                      Assay
                                          98.5%-101.5%(Anhydrous   substance)
                     
                                      Water
                                          4.0-5.0%
                     
    
Less ...