; provided for in subheading 3402.39.90 effective January 27, 2022) . (18) For heading 9902.09.04, Dispersions and suspensions of approximately 25 percent by weight 1-propene, 1,1,2,3,3,3-hexafluoro-, telomer with chlorotrifluoroethene, oxidized, reduced, hydrolyzed, ammonium salts (CAS No. 330809-92-2) in water (provided for in subheading 3402.11.50 prior to January 27, 2022; provided for in subheading 3402.39.90 effective January 27, 2022) . (19) For heading 9902.09.05, Dispersions and suspensions of approximately 25 percent by weight 1-propene, 1,1,2,3,3,3-hexafluoro-, telomer with chlorotrifluoroethene, oxidized, reduced, hydrolyzed, ammonium salts (CAS No. 330809-92-2) and approximately 15-20 percent by weight 1-propene, 1,1,2,3,3,3-hexafluoro-, oxidized, polymerized (CAS No. 69991-67-9) in water (provided for in subheading 3402.11.50 prior to January 27, 2022; provided for in subheading 3402.39.90 effective January 27, 2022) . (20) For heading 9902.09.06, Dispersions and suspensions of approximately 20 percent by weight 1-propene, 1,1,2,3,3,3-hexafluoro-, telomer with chlorotrifluoroethene, oxidized, reduced, ethyl ester, hydrolyzed, sodium salt (CAS No. 220207-15-8) in water (provided for in subheading 3402.11.50 prior to January 27, 2022; provided for in subheading 3402.39.90 effective January 27, 2022) . (21) For heading 9902.09.09, Surface-active preparations consisting of fatty acids, C16-C18 and C18 unsaturated, esters with pentaerythritol (CAS No. 85711-45-1); polysorbate 20 (CAS No. 9005-64-5); and polyoxyethylene dioleate (CAS No. 9005-07-6) (provided for in subheading 3402.13.20 prior to January 27, 2022; provided for in subheading 3402.42.20 effective January 27, 2022) . (22) For heading 9902.09.11, Mixtures of 1-butanol (CAS No. 71-36-3); 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)