US PATENT SUBCLASS 426 / 254
.~ With preliminary noncolor removal treatment with acid, base or salt

Current as of: June, 1999
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426 /   HD   FOOD OR EDIBLE MATERIAL: PROCESSES, COMPOSITIONS, AND PRODUCTS

253  DF  REMOVING NATURAL COLOR BY CHEMICAL REACTION, E.G., BLEACHING, ETC. {7}
254.~ With preliminary noncolor removal treatment with acid, base or salt

DEFINITION

Classification: 426/254

(under subclass 253) Processes in which the color removal is preceded by treatment of the food with an ionic material and wherein the treatment does not involve a color removal step.