II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.23.39 Solvent Yellow 179 (2-[[4-[2-(4-cyclohexylphenoxy) ethyl-ethylamino]-2-methylphenyl]methylidene] propanedinitrile) (CAS No. 54079–53–7) (provided for in subheading 3204.19.25) Free No change No change On or before 12/31/2025 . 11410. Solvent Yellow 131 Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.23.40 Solvent Yellow 131 (2-(3-hydroxypropyl)-6-(3-hydroxypropylamino)benzo[de]isoquinoline-1,3-dione) (CAS No. 52821–24–6) (provided for in subheading 3204.19.25) Free No change No change On or before 12/31/2025 . 11411. Hogen Blue XB-20 Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.23.41 Synthetic organic coloring matter containing copper(II) phthalocyanine (CAS No. 147–14–8) (provided for in subheading 3204.19.40) Free No change No change On or before 12/31/2025 . 11412. Solvent Yellow 104 Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.23.42 Solvent Yellow 104 (CAS No. 143476–34–0) (provided for in subheading 3204.19.40) Free No change No change On or before 12/31/2025 . 11413. Combination of Fluorescent Brighteners 367 and 371 Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.23.43 Mixture of Fluorescent Brightener 367 (CAS No. 5089–22–5) and Fluorescent Brightener 371 (provided for in subheading 3204.20.80) Free No change No change On or before 12/31/2025 . 11414. Fluorescent Brightener CBS-X Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.23.44 Disodium 2,2′-[biphenyl-4,4′-diyldiethene-2,1-diyl]dibenzenesulfonate (CAS No. 27344–41–8) of a kind used as a fluorescent brightening agent (provided for in subheading 3204.20.80) Free No change No change On or before 12/31/2025 . 11415. Optical Brightener SWN Subchapter II of chapter