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% | 
PRODUCT LIST                                     
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