| S.No | 
        Concentration
                In (3.3μg/ml    ) | 
        Absorbance | 
        %
                Reduction | 
        IC50    Value (μg/ml) | 
       
      
        | 1. | 
        10 | 
        0.272 | 
        44.48 | 
        37 | 
       
      
        | 2. | 
        20 | 
        0.260 | 
        46.93 | 
       
      
        | 3. | 
        30 | 
        0.258 | 
        47.34 | 
       
      
        | 4. | 
        40 | 
        0.248 | 
        49.38 | 
       
      
        | 5. | 
        50 | 
        0.210 | 
        57.14 | 
       
      
        | 6. | 
        60 | 
        0.175 | 
        64.28 | 
       
      
        | 7. | 
        70 | 
        0.160 | 
        67.34 | 
       
      
        | 8. | 
        80 | 
        0.140 | 
        71.42 | 
       
      
        | 9. | 
        90 | 
        0.131 | 
        73.26 | 
       
      
        | 10. | 
        100 | 
        0.121 | 
        75.30 | 
       
      |