NILE CHEMICALS

 SODIUM  ARSENATE  GR

SPECIFICATION

Na2HAsO4.7H2O    M.W.  312.01  
Minimum assay ( by iodometry ) 99%
Maximum Limits of Impurities :  
Arsenic ( III ) oxide ( iodometric )  0.002%
pH ( 5% water ) 8.5 - 9
Chloride ( CI ) 0.001%
Sulphate ( SO4 ) 0.005%
Nitrate ( NH4 ) 0.002%
Lead ( Pb ) 0.0005%
Copper ( Cu ) 0.0005%
Iron ( Fe ) 0.001%
   

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