NILE CHEMICALS

CUPRIC OXIDE POWDER

Cas no.                                1317-38-0
Code no.                          31199
 CuO M.W. 79.55
Minimum assay ( by iodometry ) 99%
Maximum Limits of Impurities.  
Substances insoluble  0.02%
in nitric acid passes test
Free alkali  0.005%
Chloride ( CI ) 0.01%
Total sulphur ( as SO4) 0.01%
Total nitrogen ( N ) 0.002%
Lead ( Pb ) 0.05%
Iron ( Fe ) 0.05%
Substances not precipitated  
by  H2 S ( as sulphate ) 0.02%
( Suitable for elementary analysis )

 

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