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            2. Shanghai Fine Chemicals

              API • Vitamins • Food ingredients
              Veterinary Injection & Premix

              Folic Acid

              Tests Standards
              Characteristics A yellowish or orange, crystalline powder
              Identification A:Specific optical rotation:+18 to +22 (anhydrous substance)
              B:HPLCchromatograms:Complies
              C:TLC Identification:Complies
              Related substance Impurity Anot more than 0.5%
              Impurity D not more than 0.6%
              any other impurity not more than0.5%
              Total of other impurity not more than 1.0%
              Water 5.0--8.5%
              Residue on ignition Not more than0.20%
              Assay(anhydrous basis) 96.0~102.0%
              最合适网上赚钱的项目 683| 74| 242| 233| 809| 182| 923| 488| 296| 98| 998| 248| 563| 188| 188| 254| 182| 866| 413| 230| 776| 626| 509| 44| 710| 41| 536| 683| 587| 662| 914| 746| 749| 950| 119| 386|