Potassium chloride from sea bittern : part I
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Date
2011-11-22T09:51:28Z
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Abstract
A process has been worked out by which potassium chloride of 97-99 per cent purity can be obtained from the waste bittern of the marine salt industry. the desulphation of the bittern is carried out using commercial calcium chloride.sulphate-free bittern deposits, on concentration, the double salt, KCL.MGCL2.6H2O,from which potassium chloride is recovered by leaching it with cold water or by cooling a supersaturated solotion of the double salt.