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) Free No change No change On or before 12/31/2020 . 795. ADV 7800 S-W Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new 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) Free No change No change On or before 12/31/2020 . 796. Petroleum sulfonic acids, sodium salt Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.09.07 Sodium petroleum sulfonate (CAS No. 68608–26–4) (provided for in subheading 3402.11.50) Free No change No change On or before 12/31/2020 . 797. Ceteareth-60 myristyl glycol Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.09.08 Alkyl (C 16 -C 18 )polyethyleneglycol tetra decylene glycol ether (CAS No. 96081–39–9) (provided for in subheading 3402.13.10) Free No change No change On or before 12/31/2020 . 798. Esters Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.09.09 Surface-active preparations consisting of fatty acids, C 16 -C 18 and C 18 unsaturated, esters with pentaerythritol (CAS No. 85711–45–1)