Chemicals for use in industry, namely, those for use in preserving food: Vitamins for use in the manufacture of food supplements; Proteins for use in the manufacture of food supplements; Antioxidants for use in the manufacture of food supplements; Food preservative compositions; Enzymes for use in the processing of food by-products; Chemicals in the nature of food esters for use in industry, other than for pharmaceutical purposes; Chemical substances for use as ingredients in the manufacture ...