ANALYTICAL ITEMS             SPECIFICATIONS                               RESULTS

Characteristics                      white crystal or crystalline powder        Complies

Loss on drying                      ≤1.0%                                                0.15%

Residue on ignition                ≤0.1%                                                0.05%

Chloride                                ≤0.02%                                              0.02%

Sulfate                                  ≤0.02%                                              0.02%

Heavy metals                        ≤0.02%                                               0.02%

Assay                                   99.0%~101.0%                                   99.9%

Conclusion:                           Complies with USP 26

ANALYTICAL ITEMS            SPECIFICATIONS                        RESULTS

Characteristics                     white crystalline powder                Complies

Loss on drying                      ≤0.5%                                         0.18%

Residue on ignition                ≤0.1%                                         0.07%

Heavy metals                        ≤0.003%                                      0.003%

Assay                                  98.5%~101.5%                             99.0%

Conclusion:                          Complies with BP 2007