| Molecular formula:NH4BF4 Molecular weight :104.86 Properties:clear crystal or needle-like colorless crystal .   Relative density 1.85.                       Uses: catalyst, flux, fire retardant and chemical reagent                       Assay :≥98%Impurities Index 
                     
                       | Impurities Name  | Index  |  
                       | So4 | ≤0.10% |  
                       | Pb | ≤0.01% |  
                       | Fe | ≤0.05% |  
                       | Cl | ≤0.01% |  
                       | Moisture | ≤0.1% |  Packing:15kg, 25kg /drum, PE bag line plastic woven bag.
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