add liquid citric acid into a mixing tank and dilute with about the same volume of water. add the sodium hydroxide solution slowly. the neutralization should be done cautiously and with agitation, as the reac. tion is highly exothermic. add the metasilicate, "witcamide" 511, "witcamide" 82, and sodium xyene sulfonate. fragrance and dye should be addded last. the soluion is clearm homogeneous, and has a pH of 11 or above.