; 1-propoxy-2-propanol (mixed isomers) (CAS No. 1569-01-3); siloxanes and silicones, dimethyl, 3-hydroxypropyl methyl, ethoxylated propoxylated (CAS No. 68937-55-3); 2-methyloxirane, oxirane, 3-prop-2-enoxyprop-1-ene (CAS No. 9041-33-2); urea, polymer with formaldehyde, methylated (CAS No. 68071-45-4); 2-propanol (CAS No. 67-63-0); 2-amino-2-methyl-1-propanol (CAS No. 124-68-5); 2-methyl-2-(methylamino)-1-propanol (CAS No. 27646-80-6); methanol (CAS No. 67-56-1); and water (CAS No. 7732-18-5) (provided for in subheading 3402.19.50 prior to January 27, 2022; provided for in subheading 3402.49.90 effective January 27, 2022) . (23) For heading 9902.10.50, Preparations based on N-(2-ethoxyphenyl)-N'-[4-(10-methylundecyl)phenyl] ethanediamide (CAS No. 82493-14-9) (provided for in subheading 3824.99.28 prior to January 27, 2022; provided for in subheading 3824.99.29 effective January 27, 2022) . (24) For heading 9902.10.55, Mixtures of sodium salts of iminodisuccinic acid (CAS No. 144538-83-0), whether or not in water (provided for in subheading 3824.99.92 prior to January 27, 2022; provided for in subheading 3824.99.93 effective January 27, 2022) . (25) For heading 9902.10.57, Mixtures of C5-C18 perfluorocarbon alkanes, perfluorocarbon amines, and/or perfluorocarbon ethers (CAS No. 86508-42-1) (provided for in subheading 3824.99.92 prior to January 27, 2022; provided for in subheading 3824.99.93 effective January 27, 2022) . (26) For heading 9902.10.58, Mixtures of 2-methyl-N-[2-(2-oxoimidazolidin-1-yl)ethyl]prop-2-enamide (CAS No. 3089-19-8), 2-methylprop-2-enoic acid (CAS No. 79-41-4), 1-(2-aminoethyl)imidazolidin-2-one (CAS No. 6281-42-1) and benzene-1,4-diol (CAS No. 123-31-9) (provided for in subheading 3824.99.92 prior to January 27, 2022; provided for in subheading 3824.99.93 effective January 27, 2022) . (27) For heading 9902.10.60, Sodium ethylate (sodium ethanolate) (CAS No. 141-52-6), solution in ethanol (CAS No. 64-17-5) (provided for in subheading 3824.99.92 prior to January 27, 2022