the following new heading: 9902.19.24 Potassium fluoride (CAS No. 7789–23–3), spray-dried, crystalline, granular or any dry form (provided for in subheading 2826.19.90) Free No change No change On or before 12/31/2025 . 11025. Other potassium fluoride Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.19.25 Potassium fluoride (CAS No. 7789–23–3) other than spray-dried, crystalline, granular or any dry form (provided for in subheading 2826.19.90) Free No change No change On or before 12/31/2025 . 11026. LiPF6 Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.19.26 Lithium hexafluorophosphate (LiPF6) (CAS No. 21324–40–3) (provided for in subheading 2826.90.90) 1.8% No change No change On or before 12/31/2025 . 11027. LiPO2F2 Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.19.27 Lithium difluorophosphate (LiPO2F2) (CAS No. 24389–25–1) (provided for in subheading 2826.90.90) Free No change No change On or before 12/31/2025 . 11028. Ammonium fluoroborate Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.19.28 Azanium