Spironolactone CAS NO.52-01-7

EP GRADE ITEMS &n

EP GRADE    ITEMS                                                        SPECIFICATION                      Appearance                                              almoste white crystalline powder               Melting point                                                     198 209                         Specific rotation                                              between -33°and­­­ - 37°                        Indentificaftion                     ...EP GRADE    ITEMS                                                        SPECIFICATION                      Appearance                                              almoste white crystalline powder               Melting point                                                     198 209                         Specific rotation                                              between -33°and­­­ - 37°                        Indentificaftion                                               meet the requirements               Relate substances sum of impurities                 (except canrenone)                                  ≤1.0%                             Canrenone                                                         ≤1.0%                              Sum of impurities+canrenone                                          ≤1.0%                              Chromium                                                         ≤50ppm                           Loss on drying                                                      ≤0.5%                              Sulphated ash                                                       ≤0.1%                             Heavy Metal                                                                                                  ≤0.002%  Limit of mercapto compounds