CPG firms seek to perfect chemistry of cold-water detergents

Procter & Gamble, Dow Chemical and Novozymes are among the companies seeking to perfect cold-water detergents and get customers to embrace the concept. P&G's liquid cold-water offering employs "a combination of protease and carbohydrase enzymes that are particularly effective on insoluble soil residues in cold water. The powdered version ... contains high levels of a cold-water bleach activator," writes Michael McCoy.

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