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CAS#: 7681-49-4 | Formula: NaF | Specifications: Assay 99 % - Min, Chloride 0.005 % Max, Heavy metals (as Pb) 0.003 % Max, Insoluble 0.02 % Max, Iron 0.003 % Max, Loss on drying @ 150 C 0.3 % Max, Potassium 0.02 % Max, Sodium fluosilicate (%) 0.1 % Max, Sulfate 0.03 % Max, Sulfite 0.005 % Max, Titrable acid 0.03 meq/g Max, Titrable base 0.01 meq/g Max