Patent ID: 8372463

Claim:
A process for preparing a hydrated low sodium salt composition comprising a blend of about 40 to about 70% sodium chloride and about 30 to about 60% double salt MgSO 4 .K 2 SO 4 .6H 2 O, wherein the process comprises: a. evaporation of natural water to precipitate sodium chloride and obtain bitterns, b. recovering the bitterns, c. evaporation of the bittern to obtain a precipitate comprising kainite and sodium chloride mixture, d. dissolution of the kainite and sodium chloride mixture in the natural water to obtain a solution, and evaporation of the solution to obtain a precipitate comprising the blend of about 40 to about 70% sodium chloride and about 30 to about 60% double salt 4 .K 2 SO 4 .6H 2 O.