NILE CHEMICALS

SODIUM  ALGINATE

SPECIFICATION

( Sodium polymannuronate )  
( C6H7O6Na )  
Solubility  Slowly soluble in water  
                forms viscous solution  
                insoluble in alcohol ether  
                and chloroform.    
Minimum assay 91%
Maximum Limits of Impurities :  
Moisture  20%
Matter insoluble in water 1%
Arsenic ( As )  3 PPM
Iron ( Fe ) 300 PPM
Lead ( Pb ) 10 PPM
Ash content ignition loss at 1100OC 25%
Sulphated ash 35%
Sulphur 0.02%
Phosphorus 0.02%
Chloride ( CI ) 0.2%
   

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