| CPC C01F 11/32 (2013.01) [B01D 15/08 (2013.01); B01J 20/06 (2013.01); B01J 20/28016 (2013.01); B01J 20/28061 (2013.01); B01J 20/282 (2013.01); B01J 2220/52 (2013.01)] | 14 Claims |

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1. A method for separating BaCl2 from a CaCl2 brine solution comprising contacting a titanium containing material with a BaCl2 containing CaCl2 brine solution, wherein the titanium containing material comprises TiO2.
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