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Sodium tetrafluoroborate
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<p>Sodium tetrafluoroborate is an <a href="/facts/Inorganic_compound/TfFfzxSz">inorganic compound</a> with formula NaBF4. It is a salt that forms colorless or white <a href="/facts/Rhombic_crystal_system/sSSok8wo">rhombic</a> crystals and is soluble in water (108 g/100 mL) but less soluble in organic solvents. </p><p>Sodium tetrafluoroborate is used in some <a href="/facts/Flux_(metallurgy)/ruKFTPGD">fluxes</a> used for <a href="/facts/Brazing/JBgswMLw">brazing</a> and to produce <a href="/facts/Boron_trifluoride/2qa0NIH8">boron trifluoride</a>. </p>