A process of purifying a caramel color solution comprising introducing the caramel color solution into an adsorbent wherein the adsorbent adsorbs 4-MeI to form a purified caramel color solution, and adding an acid to the purified caramel color solution to lower the pH to less than 5.
申请公布号
WO2011126752(A1)
申请公布日期
2011.10.13
申请号
WO2011US29713
申请日期
2011.03.24
申请人
PEPSICO, INC.;RAMASWAMY, SETLUR, RANGANNA;WALBERG, CHARLES