| No. | 
            Test | 
            Specification  | 
            Result | 
          
          
            | USP 27 | 
            PH EUR IV | 
          
          
            | 1 | 
            Description | 
            White | 
            off White, Odourless, Powder or
            Granules | 
            Almost White, Particularly
            Odourless, Powder | 
          
          
            | 2 | 
            Solubility | 
            Freely Soluble In
            Water And Methanol Sparingly Soluble In Ethanol | 
            Complies | 
          
          
            | 3 | 
            Identification | 
            IR, UV, TLC &
            Chlorides | 
            Complies | 
          
          
            | 4 | 
            pH (1 in 100) | 
            4.5 to 6.0 | 
            5.10 | 
          
          
            | 5 | 
            Appearance of Soln. | 
            As Per PH EUR III | 
            Complies | 
          
          
            | 6 | 
            Related Substacne (TLC) | 
            Impurity B // A 
             Any Other Impurity 
             One Other Impurity 
             Two Other Impurity 
             Unidentified Impurity 
              
             Total Impurities | 
            NMT 0.5% 
             NMT 0.3% 
             NMT 0.2% 
             NMT 0.1% 
             NMT .01% 
              
             NMT 1.0% | 
            0.25% 
             0.20% 
             0.10% 
             0.05% 
             NIL 
              
             0.60% | 
          
          
            | 7 | 
            Heavy Metals | 
            NMT 20 ppm | 
            Complies | 
          
          
            | 8 | 
            Loss on Drying | 
            NMT 0.75% | 
            0.15% | 
          
          
            | 9 | 
            Sulphated Ash (Roi) | 
            NMT 0.01% | 
            0.031% | 
          
          
            | 10 | 
            Assay (Dry Basis) | 
            (97.5% - 102%) | 
            (98.5% - 101%) | 
            99.73% // 99.50% | 
          
          
            | 11 | 
            Organic Volatile Impurities (In
            Ppm) | 
            Chloroform 
             Benzene 
             1, 4 Dioxan 
             Methylene Chloride 
             Trichloroethylene 
             | 
            NMT 60 
             NMT 02 
             NMT 380 
             NMT 600 
             NMT 80 | 
            02 
             Nil 
             Nil 
             Nil 
             Nil |