NILE CHEMICALS

LEAD   CARBONATE  GR

SPECIFICATION

PbO3     M.W.  267.21  
Minimum assay ( by complexometry ) 99%
Max. Limits of Impurities :  
Substances in soluble in dilute acetic acid 0.02%
Chloride ( CI ) 0.002%
Nitrate and Nitrate ( as NO3 ) 0.005%
Total nitrogen ( N ) 0.02%
Copper ( Cu ) 0.002%
Iron ( Fe ) 0.002%
Zinc ( Zn ) 0.003%
Cadmium ( Cd ) 0.002%
Substances not precipitated by H2S (as sulphate) 0.1%
   

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