NILE CHEMICALS

1,2 - NAPHTHOQUINONE - 4  SULFONIC  ACID  SODIUM  SALT  GR 
   
C10H5NaO3S     M.W.  260.20  
   
Minimum assay ( Iodometric ) 99%
   
Max.  Limits of  Impurities :  
   
Sulphate ( SO4 ) 0.05%
   
Total nitrogen ( N ) 0.05%
   
Loss on drying ( 105OC ) 1%
   
Solubility for detection of amino acids passes test
   

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