butylcarbamate (CAS No. 76114–73–3) (provided for in subheading 2924.19.80) 0.8% No change No change On or before 12/31/2020 . 325. Diuron Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.04.30 3-(3,4-Dichlorophenyl)-1,1-dimethylurea (Diuron) (CAS No. 330–54–1) (provided for in subheading 2924.21.16) 2.0% No change No change On or before 12/31/2020 . 326. Linuron Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.04.31 3-(3,4-Dichlorophenyl)-1-methoxy-1-methylurea (CAS No. 330–55–2) (Linuron) (provided for in subheading 2924.21.16) Free No change No change On or before 12/31/2020 . 327. Carboxyamide function compounds (irganox 1098) Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.04.32 N,N'-Hexamethylenebis(3,5-di-tert-butyl-4-hydroxyhydrocinnamamide) (3,3'-bis(3,5-di-tert-butyl-4-hydroxyphenyl)-N,N'-hexamethylenedipropionamide) (CAS No. 23128–74–7) (provided for in subheading 2924.29.31) Free No change No change On or before 12/31/2020 . 328. Chlorpropham Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.04.33 Isopropyl (3-chlorophenyl)carbamate (Chlorpropham) (CAS No. 101–21–3) (provided for in subheading 2924.29.43) Free No change No change On or before 12/31/2020 . 329. Propoxur Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.04.34 Propoxur (2-(1-methylethoxy)phenyl N-methylcarbamate) (CAS No. 114–26–1) (provided for in subheading 2924.29.47) Free No change No change On or before 12/31/2020 . 330. Metolachlor Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.04.35 2-Chloro-N-(2-ethyl-6-methyl-phenyl)-N-(1-methoxypropan-2-yl) acetamide (Metolachlor) (CAS No. 51218–45–2) (provided for in subheading 2924.29.47) Free No change No change On or before 12/31/2020 . 331. Metalaxyl