NILE CHEMICALS

HYDROFLURIC  ACID   ELECTRONIC  GRADE

SPECIFICATION
HF          M.W.     20.01  
Minimum  assay 48%
Maximum Limits of Impurities :  
Residue on ignition 0.0001%
Fluorosilicic Acid ( H2SiF6 ) 0.001%
Heavy metals ( as Pb ) 0.00005%
Copper ( Cu ) 0.00001%
Iron ( Fe ) 0.00001%
Potassium ( K ) 0.00001%
Sodium ( Na ) 0.00001%
Chloride ( CI ) 0.00001%
Phosphate ( PO4 ) 0.00001%
Sulphite ( SO4 ) 0.00001%
Sulphate ( SO4 ) 0.00001%
   

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