(provided for in subheading 2846.90.80) 2.2% No change No change On or before 12/31/2020 . 75. Precursors for phosphors Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.01.74 Lanthanum phosphate, cerium terbium-doped (CAS No. 95823–34–0) (provided for in subheading 2846.90.80) Free No change No change On or before 12/31/2020 . 76. Yttrium oxide Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.01.75 Yttrium oxides having a purity of at least 99.9 percent (CAS No. 1314–36–9) (provided for in subheading 2846.90.80) Free No change No change On or before 12/31/2020 . 77. Ytterbium trifluoride powder Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.01.76 Ytterbium trifluoride powder (CAS No. 13760–80–0) with a median particle size of greater than 0.2 microns and less than 0.7 microns (provided for in subheading 2846.90.80) Free No change No change On or before 12/31/2020 . 78. Titanium hydride Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.01.77 Titanium(2+) dihydride (Titanium hydride) (CAS No. 7704-98-5) (provided for in subheading 2850.00.07) Free No change No change On or before 12/31/2020 . 79. Titanium hydride paste Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.01.78 Mixtures containing titanium dihydride pastes of a kind used for coating the interior of low-pressure mercury lamps (CAS No. 7704–98–5) (provided for in subheading 2850.00.07) Free No change No change On or before 12/31/2020 . 80. Lithium aluminum hydride Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.01.79 Lithium tetrahydridoaluminate(1-) (Lithium aluminum hydride) (CAS No. 16853–85–3) (provided for in subheading 2850.00.50) Free No change No change On or before 12/31/2020 . 81. Cyanamide Subchapter II of