Basic Info
  • Grade: Pharmaceutical Grade

    Factory Location: Shanghai

    Main Sales Markets: North America,Western Europe

  • Sample Provided: no

    SHANGHAI FINE CHEMICALS CO., LTD.

    Florfenicol
          TESTING ITEMS                       SPECIFICATION
     

    CHARACTER

    WHITE or ALMOST WHITE CRYSTALLINE POWDER

    MELTING POINT

    152.0 ~ 156.0℃

    SPECIFIC OPTICAL ROTATION

    -16°~ -19°

    IDENTIFICATION

    THE RETENTION TIME OF THE MAJOR PEAK IN THE CHROMATOGRAM OF THE ASSAY PREPARATION CORRESPONDS TO THAT IN THE CHROMATOGRAM OF THE STANDARD PREPARATION, AS OBTAINED IN THE ASSAY.

    UV ABSORPTION MAX. AT 266NM.

    IR SPECTRA IS CONSISTENT WITH CRS.

    CHECK

     

    PH

    4.5 ~ 6.5

    APPEARANCE OF SOLUTION

    NOT MORE THAN STANDARD OF YELLOW 4 SIZE

    CHLORIDES

    ≤ 0.02%

    FLUORIDES

    ≥4.8%

    RELATED SUBSTANCES

     

    INDIVIDUAL IMPORITY ≤0.5%

    TOTAL IMPORITIES ≤ 2.0%

    WATER

    ≤ 0.5%

    RESIDUE ON IGNITION

    ≤ 0.1%

    HEAVY METALS

    ≤ 20PPM

    ASSAY

    CONTENT OF C12H14CL2FNO4S ≥98.0%

     
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