prov:value
| - As the free bromine-containing aqueous solution, there can be mentioned, for example, solutions formed by adding an oxidizing agent such as chlorine to sea water,concentrated sea water, bittern, natural salt water, or the like, to set bromine free, and solutions formed by scrubbing a bromine-containing gas with sea water, water, an aqueous solution of sodium bromide, or the like, to cause bromine
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