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Reference.org
Sodium hexafluorophosphate
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<p>Sodium hexafluorophosphate is an inorganic compound with the chemical formula NaPF6. </p><p>It has been used as a component of a non-aqueous electrolyte in rechargeable <a href="/facts/Sodium-ion_battery/yUxV3Isq">sodium-ion batteries</a>. NaPF6 can be prepared by the reaction: </p> PCl5 + NaCl + 6 HF → NaPF6 + 6 HCl