What is Sodium Bromide used for？

Sodium bromide is an inorganic compound with the formula NaBr. It is a high-melting white, crystalline solid that resembles sodium chloride. It is a widely used source of the bromide ion and has many applications.
Applications
Medicine: Known as Sedoneural, sodium bromide has been used as a hypnotic, anticonvulsant, and sedative in medicine.
bromine compounds: Sodium bromide is widely used for the preparation of other bromides in organic synthesis and other areas. It is a source of the bromide nucleophile.
Disinfectant: NaBr is used in conjunction with chlorine as a disinfectant for swimming pools.
Petroleum industry: Sodium bromide is used to prepare dense fluids used in oil wells.
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